diff --git a/api/ProVM/Alias/API/Controller.php b/api/ProVM/Alias/API/Controller.php
new file mode 100644
index 0000000..71def3f
--- /dev/null
+++ b/api/ProVM/Alias/API/Controller.php
@@ -0,0 +1,186 @@
+<?php
+namespace ProVM\Alias\API;
+
+use Psr\Container\ContainerInterface;
+use Psr\Http\Message\ServerRequestInterface;
+use Psr\Http\Message\ResponseInterface;
+use PDOException;
+use function Safe\{error_log, json_decode};
+use ProVM\Alias\Controller\Json;
+use ProVM\Concept\API\Controller as ControllerInterface;
+use ProVM\Concept\Repository;
+
+abstract class Controller implements ControllerInterface
+{
+    use Json;
+
+    public function __construct(ContainerInterface $container)
+    {
+        $this->setup($container);
+    }
+
+    abstract public function setup(ContainerInterface $container): void;
+
+    protected array $names;
+    public function setSingular(string $singular): ControllerInterface
+    {
+        $this->names['singular'] = $singular;
+        return $this;
+    }
+    public function setPlural(string $plural): ControllerInterface
+    {
+        $this->names['plural'] = $plural;
+        return $this;
+    }
+    public function getSingular(): string
+    {
+        return $this->names['singular'];
+    }
+    public function getPlural(): string
+    {
+        return $this->names['plural'];
+    }
+    protected Repository $repository;
+    public function setRepository(Repository $repository): ControllerInterface
+    {
+        $this->repository = $repository;
+        return $this;
+    }
+    public function getRepository(): Repository
+    {
+        return $this->repository;
+    }
+
+    public function __invoke(ServerRequestInterface $request, ResponseInterface $response): ResponseInterface
+    {
+        $objs = [];
+        try {
+            $objs = $this->getRepository()->fetchAll();
+        } catch (PDOException $e) {
+            error_log($e);
+        }
+        return $this->withJson($response, [$this->getPlural() => $objs]);
+    }
+    public function get(ServerRequestInterface $request, ResponseInterface $response, int $model_id): ResponseInterface
+    {
+        $obj = null;
+        try {
+            $obj = $this->getRepository()->fetchById($model_id);
+        } catch (PDOException $e) {
+            error_log($e);
+        }
+        return $this->withJson($response, [$this->getSingular() => $obj]);
+    }
+    public function add(ServerRequestInterface $request, ResponseInterface $response): ResponseInterface
+    {
+        $body = $request->getBody();
+        $contents = $body->getContents();
+        $json = json_decode($contents)->{$this->getPlural()};
+        if (!is_array($json)) {
+            $json = [$json];
+        }
+        $output = [
+            'input' => $json,
+            $this->getPlural() => []
+        ];
+        foreach ($json as $data) {
+            $obj = $this->getRepository()->create((array) $data);
+            $status = true;
+            $exists = true;
+            if ($obj->isNew()) {
+                $exists = false;
+                try {
+                    $this->getRepository()->save($obj);
+                } catch (PDOException $e) {
+                    error_log($e);
+                    $status = false;
+                }
+                $output[$this->getPlural()] []= [
+                    $this->getSingular() => $obj,
+                    'exists' => $exists,
+                    'added' => $status
+                ];
+            }
+        }
+        return $this->withJson($response, $output);
+    }
+    public function edit(ServerRequestInterface $request, ResponseInterface $response): ResponseInterface
+    {
+        $body = $request->getBody();
+        $contents = $body->getContents();
+        $json = json_decode($contents)->{$this->getPlural()};
+        if (!is_array($json)) {
+            $json = [$json];
+        }
+        $output = [
+            'input' => $json,
+            $this->getPlural() => []
+        ];
+        foreach ($json as $data) {
+            $obj = $this->getRepository()->fetchById($data->id);
+            $old = clone $obj;
+            try {
+                $obj->edit((array) $data);
+                $status = $obj->isDirty();
+                if ($status) {
+                    $this->getRepository()->save($obj);
+                }
+            } catch (PDOException $e) {
+                error_log($e);
+                $status = false;
+            }
+            $output[$this->getPlural()] []= [
+                'antes' => $old,
+                $this->getSingular() => $obj,
+                'edited' => $status
+            ];
+        }
+        return $this->withJson($response, $output);
+    }
+    public function editOne(ServerRequestInterface $request, ResponseInterface $response, int $model_id): ResponseInterface
+    {
+        $obj = $this->getRepository()->fetchById($model_id);
+        $body = $request->getBody();
+        $contents = $body->getContents();
+        $json = json_decode($contents, JSON_OBJECT_AS_ARRAY)[$this->getSingular()];
+        $output = [
+            'input' => $json,
+            'old' => clone $obj
+        ];
+        try {
+            $obj->edit((array) $json);
+            $status = $obj->isDirty();
+            if ($status) {
+                $this->getRepository()->save($obj);
+            }
+        } catch (PDOException $e) {
+            error_log($e);
+            $status = false;
+        }
+        $output[$this->getSingular()] = $obj;
+        $output['edited'] = $status;
+        return $this->withJson($response, $output);
+    }
+    public function remove(ServerRequestInterface $request, ResponseInterface $response, int $model_id): ResponseInterface
+    {
+        $output = [
+            $this->getSingular() => null,
+            'exists' => true,
+            'deleted' => false
+        ];
+        try {
+            $obj = $this->getRepository()->fetchById($model_id);
+            $output[$this->getSingular()] = clone $obj;
+            try {
+                $this->repository->delete($obj);
+            } catch (PDOException $e) {
+                error_log($e);
+                $output['deleted'] = false;
+            }
+        } catch (PDOException $e) {
+            error_log($e);
+            $output['exists'] = false;
+        }
+        return $this->withJson($response, $output);
+    }
+}
diff --git a/api/ProVM/Alias/API/Route/Operation.php b/api/ProVM/Alias/API/Route/Operation.php
new file mode 100644
index 0000000..dcd461f
--- /dev/null
+++ b/api/ProVM/Alias/API/Route/Operation.php
@@ -0,0 +1,107 @@
+<?php
+namespace ProVM\Alias\API\Route;
+
+use ProVM\Concept\API\Route\Operation as OperationInterface;
+use ProVM\Concept\API\Route\Parameter;
+use ProVM\Concept\API\Route\Response;
+
+abstract class Operation implements OperationInterface
+{
+    protected array $tags;
+    public function setTags(array $tags): OperationInterface
+    {
+        foreach ($tags as $tag) {
+            $this->addTag($tag);
+        }
+        return $this;
+    }
+    public function addTag(string $tag): OperationInterface
+    {
+        $this->tags []= $tag;
+        return $this;
+    }
+    public function getTags(): array
+    {
+        return $this->tags;
+    }
+    protected string $summary;
+    public function setSummary(string $summary): OperationInterface
+    {
+        $this->summary = $summary;
+        return $this;
+    }
+    public function getSummary(): string
+    {
+        return $this->summary;
+    }
+    protected string $description;
+    public function setDescription(string $description): OperationInterface
+    {
+        $this->description = $description;
+        return $this;
+    }
+    public function getDescription(): string
+    {
+        return $this->description;
+    }
+    protected array $parameters;
+    public function setParameters(array $parameters): OperationInterface
+    {
+        foreach ($parameters as $parameter) {
+            $this->addParameter($parameter);
+        }
+        return $this;
+    }
+    public function addParameter(Parameter $parameter): OperationInterface
+    {
+        $this->parameters []= $parameter;
+        return $this;
+    }
+    public function getParameters(): array
+    {
+        return $this->parameters;
+    }
+    protected array $responses;
+    public function setResponses(array $responses): OperationInterface
+    {
+        foreach ($responses as $code => $response) {
+            $this->addResponse($code, $response);
+        }
+        return $this;
+    }
+    public function addResponse(int $code, Response $response): OperationInterface
+    {
+        $this->responses[$code] = $response;
+        return $this;
+    }
+    public function getResponses(): array
+    {
+        return $this->responses;
+    }
+    protected bool $deprecated;
+    public function setDeprecated(): OperationInterface
+    {
+        $this->deprecated = true;
+        return $this;
+    }
+    public function isDeprecated(): bool
+    {
+        return $this->deprecated ?? false;
+    }
+
+    public function jsonSerialize(): mixed
+    {
+        $arr = [];
+        $fields = ['tags', 'summary', 'description', 'parameters', 'responses'];
+        foreach ($fields as $field) {
+            if (isset($this->{$field})) {
+                $method = 'get' . ucwords($field);
+                $arr[$field] = $this->{$method}();
+            }
+        }
+        if ($this->isDeprecated()) {
+            $arr['deprecated'] = true;
+        }
+        return $arr;
+    }
+}
diff --git a/api/ProVM/Alias/API/Route/Parameter.php b/api/ProVM/Alias/API/Route/Parameter.php
new file mode 100644
index 0000000..0e48732
--- /dev/null
+++ b/api/ProVM/Alias/API/Route/Parameter.php
@@ -0,0 +1,74 @@
+<?php
+namespace ProVM\Alias\API\Route;
+
+use ProVM\Concept\API\Route\Parameter as ParameterInterface;
+
+abstract class Parameter implements ParameterInterface
+{
+    protected string $name;
+    public function setName(string $name): ParameterInterface
+    {
+        $this->name = $name;
+        return $this;
+    }
+    public function getName(): string
+    {
+        return $this->name;
+    }
+    protected string $description;
+    public function setDescription(string $description): ParameterInterface
+    {
+        $this->description = $description;
+        return $this;
+    }
+    public function getDescription(): string
+    {
+        return $this->description;
+    }
+    protected string $in;
+    public function setIn(string $in): ParameterInterface
+    {
+        $this->in = $in;
+        return $this;
+    }
+    public function getIn(): string
+    {
+        return $this->in;
+    }
+    protected bool $required;
+    public function setRequired(): ParameterInterface
+    {
+        $this->required = true;
+        return $this;
+    }
+    public function isRequired(): bool
+    {
+        return $this->required ?? false;
+    }
+    protected bool $deprecated;
+    public function setDeprecated(): ParameterInterface
+    {
+        $this->deprecated = true;
+        return $this;
+    }
+    public function isDeprecated(): bool
+    {
+        return $this->deprecated ?? false;
+    }
+
+    public function jsonSerialize(): mixed
+    {
+        $arr = [
+            'name' => $this->getName(),
+            'in' => $this->getIn(),
+            'description' => $this->getDescription()
+        ];
+        if ($this->isRequired()) {
+            $arr['required'] = true;
+        }
+        if ($this->isDeprecated()) {
+            $arr['deprecated'] = true;
+        }
+        return $arr;
+    }
+}
diff --git a/api/ProVM/Alias/API/Route/Response.php b/api/ProVM/Alias/API/Route/Response.php
new file mode 100644
index 0000000..613979c
--- /dev/null
+++ b/api/ProVM/Alias/API/Route/Response.php
@@ -0,0 +1,66 @@
+<?php
+namespace ProVM\Alias\API\Route;
+
+use ProVM\Concept\API\Route\Response as ResponseInterface;
+
+abstract class Response implements ResponseInterface
+{
+    protected string $description;
+    public function setDescription(string $description): ResponseInterface
+    {
+        $this->description = $description;
+        return $this;
+    }
+    public function getDescription(): string
+    {
+        return $this->description;
+    }
+    protected array $headers;
+    public function setHeaders(array $headers): ResponseInterface
+    {
+        foreach ($headers as $header) {
+            $this->addHeader($header);
+        }
+        return $this;
+    }
+    public function addHeader(string $header): ResponseInterface
+    {
+        $this->headers []= $header;
+        return $this;
+    }
+    public function getHeaders(): array
+    {
+        return $this->headers;
+    }
+    protected array $contents;
+    public function setContent(array $contents): ResponseInterface
+    {
+        foreach ($contents as $content) {
+            $this->addContent($content);
+        }
+        return $this;
+    }
+    public function addContent(string $content): ResponseInterface
+    {
+        $this->contents []= $content;
+        return $this;
+    }
+    public function getContents(): array
+    {
+        return $this->contents;
+    }
+
+    public function jsonSerialize(): mixed
+    {
+        $arr = [
+            'description' => $this->getDescription()
+        ];
+        if (isset($this->headers) and count($this->headers) > 0) {
+            $arr['headers'] = $this->getHeaders();
+        }
+        if (isset($this->contents) and count($this->contents) > 0) {
+            $arr['content'] = $this->getContents();
+        }
+        return $arr;
+    }
+}
diff --git a/api/ProVM/Alias/API/Route/Route.php b/api/ProVM/Alias/API/Route/Route.php
new file mode 100644
index 0000000..969e632
--- /dev/null
+++ b/api/ProVM/Alias/API/Route/Route.php
@@ -0,0 +1,95 @@
+<?php
+namespace ProVM\Alias\API\Route;
+
+use ProVM\Concept\API\Route\Route as RouteInterface;
+use ProVM\Concept\API\Route\Operation;
+use ProVM\Concept\API\Route\Parameter;
+
+abstract class Route implements RouteInterface
+{
+    protected string $ref;
+    public function setRef(string $ref): RouteInterface
+    {
+        $this->ref = $ref;
+        return $this;
+    }
+    public function getRef(): string
+    {
+        return $this->ref;
+    }
+    protected string $summary;
+    public function setSummary(string $summary): RouteInterface
+    {
+        $this->summary = $summary;
+        return $this;
+    }
+    public function getSummary(): string
+    {
+        return $this->summary;
+    }
+    protected string $description;
+    public function setDescription(string $description): RouteInterface
+    {
+        $this->description = $description;
+        return $this;
+    }
+    public function getDescription(): string
+    {
+        return $this->description;
+    }
+    protected array $methods;
+    public function setMethods(array $methods): RouteInterface
+    {
+        foreach ($methods as $method => $operation) {
+            $this->addMethod($method, $operation);
+        }
+        return $this;
+    }
+    public function addMethod(string $method, Operation $operation): RouteInterface
+    {
+        $this->methods[$method] = $operation;
+        return $this;
+    }
+    public function getMethods(): array
+    {
+        return $this->methods;
+    }
+    protected array $parameters;
+    public function setParameters(array $parameters): RouteInterface
+    {
+        foreach ($parameters as $parameter) {
+            $this->addParameter($parameter);
+        }
+        return $this;
+    }
+    public function addParameter(Parameter $parameter): RouteInterface
+    {
+        $this->parameters []= $parameter;
+        return $this;
+    }
+    public function getParameters(): array
+    {
+        return $this->parameters;
+    }
+
+    public function jsonSerialize(): mixed
+    {
+        $arr = [];
+        if (isset($this->ref)) {
+            $arr['ref'] = $this->getRef();
+        }
+        if (isset($this->summary)) {
+            $arr['summary'] = $this->getSummary();
+        }
+        if (isset($this->description)) {
+            $arr['description'] = $this->getDescription();
+        }
+        foreach ($this->methods as $method => $operation) {
+            $arr[$method] = $operation;
+        }
+        if (isset($this->parameters)) {
+            $arr['parameters'] = $this->getParameters();
+        }
+        return $arr;
+    }
+}
diff --git a/api/ProVM/Alias/Database/Query.php b/api/ProVM/Alias/Database/Query.php
index 0bda90d..3b73e97 100644
--- a/api/ProVM/Alias/Database/Query.php
+++ b/api/ProVM/Alias/Database/Query.php
@@ -1,10 +1,30 @@
 <?php
 namespace ProVM\Alias\Database;
 
+use Error;
+use function Safe\error_log;
 use ProVM\Concept\Database\Query as QueryInterface;
 
 abstract class Query implements QueryInterface
 {
+    protected array $errors;
+    protected function error(Error $error): Query
+    {
+        $this->errors []= $error;
+        return $this;
+    }
+    protected function log(): void
+    {
+        if (!isset($this->errors) or count($this->errors) === 0) {
+            return;
+        }
+        $message = ['Query Error'];
+        foreach ($this->errors as $error) {
+            $message []= $error->getMessage();
+        }
+        error_log(implode(PHP_EOL, $message));
+    }
+
     public function __toString(): string
     {
         return $this->build();
diff --git a/api/ProVM/Alias/Factory/Model.php b/api/ProVM/Alias/Factory/Model.php
index 32aed52..11439a5 100644
--- a/api/ProVM/Alias/Factory/Model.php
+++ b/api/ProVM/Alias/Factory/Model.php
@@ -3,7 +3,6 @@ namespace ProVM\Alias\Factory;
 
 use Psr\Container\ContainerInterface;
 use ProVM\Concept\Factory\Model as FactoryInterface;
-use ProVM\Concept\Model as ModelInterface;
 use ProVM\Concept\Repository;
 
 abstract class Model implements FactoryInterface
@@ -18,9 +17,9 @@ abstract class Model implements FactoryInterface
     {
         return $this->container;
     }
-    public function find(ModelInterface $model_name): Repository
+    public function find(string $model_name): Repository
     {
-        $class = str_replace('Model', 'Repository', get_class($model_name));
+        $class = str_replace('Model', 'Repository', $model_name);
         return $this->getContainer()->get($class);
     }
 }
diff --git a/api/ProVM/Alias/Model.php b/api/ProVM/Alias/Model.php
index caa3b65..6268d70 100644
--- a/api/ProVM/Alias/Model.php
+++ b/api/ProVM/Alias/Model.php
@@ -6,6 +6,17 @@ use ProVM\Concept\Model as ModelInterface;
 
 abstract class Model implements ModelInterface
 {
+    protected int $id;
+    public function setId(int $id): ModelInterface
+    {
+        $this->id = $id;
+        return $this;
+    }
+    public function getId(): int
+    {
+        return $this->id;
+    }
+
     protected bool $new = false;
     public function setNew(): ModelInterface
     {
@@ -60,8 +71,10 @@ abstract class Model implements ModelInterface
     public function jsonSerialize(): mixed
     {
         $ref = new ReflectionObject($this);
-        $properties = $ref->getProperties();
-        $output = [];
+        $properties = ($ref->getProperties());
+        $output = [
+            'id' => $this->getId()
+        ];
         foreach ($properties as $property) {
             if (get_called_class() !== $property->getDeclaringClass()->getName()) {
                 continue;
diff --git a/api/ProVM/Alias/Repository.php b/api/ProVM/Alias/Repository.php
index 8a9fdfe..061ad2e 100644
--- a/api/ProVM/Alias/Repository.php
+++ b/api/ProVM/Alias/Repository.php
@@ -6,16 +6,22 @@ use Error;
 use function Safe\error_log;
 use ProVM\Concept\Model;
 use ProVM\Concept\Repository as RepositoryInterface;
+use ProVM\Concept\Factory\Model as FactoryInterface;
 use ProVM\Implement\Database\QueryBuilder;
 
 abstract class Repository implements RepositoryInterface
 {
-    public function __construct(DatabaseInterface $database, QueryBuilder $builder)
+    public function __construct(DatabaseInterface $database, QueryBuilder $builder, FactoryInterface $factory)
     {
         $this->setDatabase($database);
         $this->setQueryBuilder($builder);
+        $this->setFactory($factory);
+        $this->setProperties(['id']);
+        $this->setup();
     }
 
+    abstract public function setup(): void;
+
     protected QueryBuilder $query;
     public function setQueryBuilder(QueryBuilder $builder): RepositoryInterface
     {
@@ -26,6 +32,16 @@ abstract class Repository implements RepositoryInterface
     {
         return $this->query;
     }
+    protected FactoryInterface $factory;
+    public function setFactory(FactoryInterface $factory): RepositoryInterface
+    {
+        $this->factory = $factory;
+        return $this;
+    }
+    public function getFactory(): FactoryInterface
+    {
+        return $this->factory;
+    }
 
     protected string $table;
     public function setTable(string $table): RepositoryInterface
@@ -44,6 +60,11 @@ abstract class Repository implements RepositoryInterface
         return $this;
     }
     public function setProperties(array $properties): RepositoryInterface
+    {
+        $this->properties = [];
+        return $this->addProperties($properties);
+    }
+    public function addProperties(array $properties): RepositoryInterface
     {
         foreach ($properties as $property) {
             $this->addProperty($property);
@@ -70,11 +91,19 @@ abstract class Repository implements RepositoryInterface
         $query = $this->getQueryBuilder()->select()->from($this->getTable())->build();
         return array_map([$this, 'load'], $this->getDatabase()->query($query));
     }
+    public function fetchById(int $id): Model
+    {
+        $query = $this->getQueryBuilder()->select()->from($this->getTable())->where('id = ?');
+        return $this->load($this->getDatabase()->prepare($query)->execute([$id])[0]);
+    }
 
     protected function extractProperties(Model $model): array
     {
         $properties = [];
         foreach ($this->getProperties() as $p) {
+            if ($model->isNew() and $p === 'id') {
+                continue;
+            }
             $method = $model::parseGetter($p);
             if (method_exists($model, $method)) {
                 try {
@@ -116,4 +145,9 @@ abstract class Repository implements RepositoryInterface
         $query = $this->getQueryBuilder()->update()->table($this->getTable())->set($sets)->where('id = ?')->build();
         $this->getDatabase()->prepare($query)->update(array_merge($values, [$model->getId()]));
     }
+    public function delete(Model $model): void
+    {
+        $query = $this->getQueryBuilder()->delete()->from($this->getTable())->where('id = ?')->build();
+        $this->getDatabase()->prepare($query)->delete([$model->getId()]);
+    }
 }
diff --git a/api/ProVM/Concept/API/Controller.php b/api/ProVM/Concept/API/Controller.php
new file mode 100644
index 0000000..7ebce50
--- /dev/null
+++ b/api/ProVM/Concept/API/Controller.php
@@ -0,0 +1,23 @@
+<?php
+namespace ProVM\Concept\API;
+
+use ProVM\Concept\Repository;
+use Psr\Http\Message\ResponseInterface;
+use Psr\Http\Message\ServerRequestInterface;
+
+interface Controller
+{
+    public function setSingular(string $singular): Controller;
+    public function setPlural(string $plural): Controller;
+    public function getSingular(): string;
+    public function getPlural(): string;
+    public function setRepository(Repository $repository): Controller;
+    public function getRepository(): Repository;
+
+    public function __invoke(ServerRequestInterface $request, ResponseInterface $response): ResponseInterface;
+    public function get(ServerRequestInterface $request, ResponseInterface $response, int $model_id): ResponseInterface;
+    public function add(ServerRequestInterface $request, ResponseInterface $response): ResponseInterface;
+    public function edit(ServerRequestInterface $request, ResponseInterface $response): ResponseInterface;
+    public function editOne(ServerRequestInterface $request, ResponseInterface $response, int $model_id): ResponseInterface;
+    public function remove(ServerRequestInterface $request, ResponseInterface $response, int $model_id): ResponseInterface;
+}
diff --git a/api/ProVM/Concept/API/OpenAPI.php b/api/ProVM/Concept/API/OpenAPI.php
new file mode 100644
index 0000000..7f79e74
--- /dev/null
+++ b/api/ProVM/Concept/API/OpenAPI.php
@@ -0,0 +1,7 @@
+<?php
+namespace ProVM\Concept\API;
+
+interface OpenAPI
+{
+    public static function add(array $data);
+}
diff --git a/api/ProVM/Concept/API/Route/Operation.php b/api/ProVM/Concept/API/Route/Operation.php
new file mode 100644
index 0000000..35dfe52
--- /dev/null
+++ b/api/ProVM/Concept/API/Route/Operation.php
@@ -0,0 +1,24 @@
+<?php
+namespace ProVM\Concept\API\Route;
+
+use JsonSerializable;
+use ProVM\Concept\API\OpenAPI;
+
+interface Operation extends JsonSerializable, OpenAPI
+{
+    public function setTags(array $tags): Operation;
+    public function addTag(string $tag): Operation;
+    public function getTags(): array;
+    public function setSummary(string $summary): Operation;
+    public function getSummary(): string;
+    public function setDescription(string $description): Operation;
+    public function getDescription(): string;
+    public function setParameters(array $parameters): Operation;
+    public function addParameter(Parameter $parameter): Operation;
+    public function getParameters(): array;
+    public function setResponses(array $responses): Operation;
+    public function addResponse(int $code, Response $response): Operation;
+    public function getResponses(): array;
+    public function setDeprecated(): Operation;
+    public function isDeprecated(): bool;
+}
diff --git a/api/ProVM/Concept/API/Route/Parameter.php b/api/ProVM/Concept/API/Route/Parameter.php
new file mode 100644
index 0000000..3fae757
--- /dev/null
+++ b/api/ProVM/Concept/API/Route/Parameter.php
@@ -0,0 +1,19 @@
+<?php
+namespace ProVM\Concept\API\Route;
+
+use JsonSerializable;
+use ProVM\Concept\API\OpenAPI;
+
+interface Parameter extends JsonSerializable, OpenAPI
+{
+    public function setName(string $name): Parameter;
+    public function getName(): string;
+    public function setIn(string $in): Parameter;
+    public function getIn(): string;
+    public function setDescription(string $description): Parameter;
+    public function getDescription(): string;
+    public function setRequired(): Parameter;
+    public function isRequired(): bool;
+    public function setDeprecated(): Parameter;
+    public function isDeprecated(): bool;
+}
diff --git a/api/ProVM/Concept/API/Route/Response.php b/api/ProVM/Concept/API/Route/Response.php
new file mode 100644
index 0000000..816dd50
--- /dev/null
+++ b/api/ProVM/Concept/API/Route/Response.php
@@ -0,0 +1,17 @@
+<?php
+namespace ProVM\Concept\API\Route;
+
+use JsonSerializable;
+use ProVM\Concept\API\OpenAPI;
+
+interface Response extends JsonSerializable, OpenAPI
+{
+    public function setDescription(string $description): Response;
+    public function getDescription(): string;
+    public function setHeaders(array $headers): Response;
+    public function addHeader(string $header): Response;
+    public function getHeaders(): array;
+    public function setContent(array $contents): Response;
+    public function addContent(string $content): Response;
+    public function getContents(): array;
+}
diff --git a/api/ProVM/Concept/API/Route/Route.php b/api/ProVM/Concept/API/Route/Route.php
new file mode 100644
index 0000000..429e9a8
--- /dev/null
+++ b/api/ProVM/Concept/API/Route/Route.php
@@ -0,0 +1,21 @@
+<?php
+namespace ProVM\Concept\API\Route;
+
+use JsonSerializable;
+use ProVM\Concept\API\OpenAPI;
+
+interface Route extends JsonSerializable, OpenAPI
+{
+    public function setRef(string $ref): Route;
+    public function getRef(): string;
+    public function setSummary(string $summary): Route;
+    public function getSummary(): string;
+    public function setDescription(string $description): Route;
+    public function getDescription(): string;
+    public function setMethods(array $methods): Route;
+    public function addMethod(string $method, Operation $operation): Route;
+    public function getMethods(): array;
+    public function setParameters(array $parameters): Route;
+    public function addParameter(Parameter $parameter): Route;
+    public function getParameters(): array;
+}
diff --git a/api/ProVM/Concept/Factory/Model.php b/api/ProVM/Concept/Factory/Model.php
index e69b871..9b3ced3 100644
--- a/api/ProVM/Concept/Factory/Model.php
+++ b/api/ProVM/Concept/Factory/Model.php
@@ -6,5 +6,5 @@ use ProVM\Concept\Repository;
 
 interface Model
 {
-    public function find(ModelInterface $model_name): Repository;
+    public function find(string $model_name): Repository;
 }
diff --git a/api/ProVM/Implement/API/Route/Operation.php b/api/ProVM/Implement/API/Route/Operation.php
new file mode 100644
index 0000000..1407384
--- /dev/null
+++ b/api/ProVM/Implement/API/Route/Operation.php
@@ -0,0 +1,37 @@
+<?php
+namespace ProVM\Implement\API\Route;
+
+use ProVM\Alias\API\Route\Operation as BaseOperation;
+
+class Operation extends BaseOperation
+{
+    public static function add(array $data): Operation
+    {
+        $operation = new Operation();
+        if (isset($data['tags'])) {
+            $operation->setTags($data['tags']);
+        }
+        if (isset($data['summary'])) {
+            $operation->setSummary($data['summary']);
+        }
+        if (isset($data['description'])) {
+            $operation->setDescription($data['description']);
+        }
+        if (isset($data['parameters'])) {
+            foreach ($data['parameters'] as $p) {
+                $parameter = Parameter::add($p);
+                $operation->addParameter($parameter);
+            }
+        }
+        if (isset($data['responses'])) {
+            foreach ($data['responses'] as $code => $r) {
+                $response = Response::add($r);
+                $operation->addResponse($code, $response);
+            }
+        }
+        if (isset($data['deprecated'])) {
+            $operation->setDeprecated();
+        }
+        return $operation;
+    }
+}
diff --git a/api/ProVM/Implement/API/Route/Parameter.php b/api/ProVM/Implement/API/Route/Parameter.php
new file mode 100644
index 0000000..2e0d245
--- /dev/null
+++ b/api/ProVM/Implement/API/Route/Parameter.php
@@ -0,0 +1,24 @@
+<?php
+namespace ProVM\Implement\API\Route;
+
+use ProVM\Alias\API\Route\Parameter as BaseParameter;
+
+class Parameter extends BaseParameter
+{
+    public static function add(array $data): Parameter
+    {
+        $parameter = new Parameter();
+        $parameter->setName($data['name']);
+        $parameter->setIn($data['in']);
+        if (isset($data['description'])) {
+            $parameter->setDescription($data['description']);
+        }
+        if (isset($data['required'])) {
+            $parameter->setRequired();
+        }
+        if (isset($data['deprecated'])) {
+            $parameter->setDeprecated();
+        }
+        return $parameter;
+    }
+}
diff --git a/api/ProVM/Implement/API/Route/Response.php b/api/ProVM/Implement/API/Route/Response.php
new file mode 100644
index 0000000..d44848c
--- /dev/null
+++ b/api/ProVM/Implement/API/Route/Response.php
@@ -0,0 +1,20 @@
+<?php
+namespace ProVM\Implement\API\Route;
+
+use ProVM\Alias\API\Route\Response as BaseResponse;
+
+class Response extends BaseResponse
+{
+    public static function add(array $data): Response
+    {
+        $response = new Response();
+        $response->setDescription($data['description']);
+        if (isset($data['headers'])) {
+            $response->setHeaders($data['headers']);
+        }
+        if (isset($data['content'])) {
+            $response->setContent($data['content']);
+        }
+        return $response;
+    }
+}
diff --git a/api/ProVM/Implement/API/Route/Route.php b/api/ProVM/Implement/API/Route/Route.php
new file mode 100644
index 0000000..ee37618
--- /dev/null
+++ b/api/ProVM/Implement/API/Route/Route.php
@@ -0,0 +1,35 @@
+<?php
+namespace ProVM\Implement\API\Route;
+
+use ProVM\Alias\API\Route\Route as BaseRoute;
+
+class Route extends BaseRoute
+{
+    public static function add(array $data): Route
+    {
+        $route = new Route();
+        if (isset($data['ref'])) {
+            $route->setRef($data['ref']);
+        }
+        if (isset($data['summary'])) {
+            $route->setSummary($data['summary']);
+        }
+        if (isset($data['description'])) {
+            $route->setDescription($data['description']);
+        }
+        $methods = ['get', 'put', 'post', 'delete', 'options', 'head', 'patch', 'trace'];
+        foreach ($methods as $method) {
+            if (isset($data[$method])) {
+                $operation = Operation::add($data[$method]);
+                $route->addMethod($method, $operation);
+            }
+        }
+        if (isset($data['parameters'])) {
+            foreach ($data['parameters'] as $p) {
+                $parameter = Parameter::add($p);
+                $operation->addParameter($parameter);
+            }
+        }
+        return $route;
+    }
+}
diff --git a/api/ProVM/Implement/Database/MySQL.php b/api/ProVM/Implement/Database/MySQL.php
index 325554d..9e0a7fe 100644
--- a/api/ProVM/Implement/Database/MySQL.php
+++ b/api/ProVM/Implement/Database/MySQL.php
@@ -1,7 +1,7 @@
 <?php
 namespace ProVM\Implement\Database;
 
-use Common\Alias\Database;
+use ProVM\Alias\Database;
 
 class MySQL extends Database
 {
diff --git a/api/ProVM/Implement/Database/Query/MySQL/Delete.php b/api/ProVM/Implement/Database/Query/MySQL/Delete.php
index a966eb6..11c6b46 100644
--- a/api/ProVM/Implement/Database/Query/MySQL/Delete.php
+++ b/api/ProVM/Implement/Database/Query/MySQL/Delete.php
@@ -1,7 +1,7 @@
 <?php
 namespace ProVM\Implement\Database\Query\MySQL;
 
-use Common\Alias\Database\Query;
+use ProVM\Alias\Database\Query;
 
 class Delete extends Query
 {
diff --git a/api/ProVM/Implement/Database/Query/MySQL/Insert.php b/api/ProVM/Implement/Database/Query/MySQL/Insert.php
index 953c2ca..3296b3c 100644
--- a/api/ProVM/Implement/Database/Query/MySQL/Insert.php
+++ b/api/ProVM/Implement/Database/Query/MySQL/Insert.php
@@ -1,7 +1,8 @@
 <?php
 namespace ProVM\Implement\Database\Query\MySQL;
 
-use Common\Alias\Database\Query;
+use Error;
+use ProVM\Alias\Database\Query;
 
 class Insert extends Query
 {
@@ -85,8 +86,8 @@ class Insert extends Query
         $output []= $this->getTable();
         try {
             $output []= "({$this->getColumns()})";
-        } catch (\Error $e) {
-            \Safe\error_log($e);
+        } catch (Error $e) {
+            $this->error($e);
         }
         try {
             $output []= $this->getSelect();
@@ -95,9 +96,10 @@ class Insert extends Query
         }
         try {
             $output []= "ON DUPLICATE KEY UPDATE {$this->getUpdates()}";
-        } catch (\Error $e) {
-            \Safe\error_log($e);
+        } catch (Error $e) {
+            $this->error($e);
         }
+        $this->log();
         return implode(' ', $output);
     }
 }
diff --git a/api/ProVM/Implement/Database/Query/MySQL/Select.php b/api/ProVM/Implement/Database/Query/MySQL/Select.php
index 49d25b1..0535f81 100644
--- a/api/ProVM/Implement/Database/Query/MySQL/Select.php
+++ b/api/ProVM/Implement/Database/Query/MySQL/Select.php
@@ -1,7 +1,9 @@
 <?php
 namespace ProVM\Implement\Database\Query\MySQL;
 
-use Common\Alias\Database\Query;
+use Error;
+use function Safe\error_log;
+use ProVM\Alias\Database\Query;
 
 class Select extends Query
 {
@@ -170,41 +172,42 @@ class Select extends Query
         $output = ['SELECT'];
         try {
             $output []= $this->getSelect();
-        } catch (\Error $e) {
+        } catch (Error $e) {
             $output []= '*';
         }
         $output []= 'FROM';
         $output []= $this->getFrom();
         try {
             $output [] = $this->getJoins();
-        } catch (\Error $e) {
-            \Safe\error_log($e);
+        } catch (Error $e) {
+            $this->error($e);
         }
         try {
             $output []= "WHERE {$this->getWheres()}";
-        } catch (\Error $e) {
-            \Safe\error_log($e);
+        } catch (Error $e) {
+            $this->error($e);
         }
         try {
             $output []= "GROUP BY {$this->getGroups()}";
-        } catch (\Error $e) {
-            \Safe\error_log($e);
+        } catch (Error $e) {
+            $this->error($e);
         }
         try {
             $output []= "HAVING {$this->getHaving()}";
-        } catch (\Error $e) {
-            \Safe\error_log($e);
+        } catch (Error $e) {
+            $this->error($e);
         }
         try {
             $output []= "ORDER BY {$this->getOrders()}";
-        } catch (\Error $e) {
-            \Safe\error_log($e);
+        } catch (Error $e) {
+            $this->error($e);
         }
         try {
             $output []= "LIMIT {$this->getLimit()}";
-        } catch (\Error $e) {
-            \Safe\error_log($e);
+        } catch (Error $e) {
+            $this->error($e);
         }
+        $this->log();
         return implode(' ', $output);
     }
 }
diff --git a/api/ProVM/Implement/Database/Query/MySQL/Update.php b/api/ProVM/Implement/Database/Query/MySQL/Update.php
index 608dd0f..ba5b01a 100644
--- a/api/ProVM/Implement/Database/Query/MySQL/Update.php
+++ b/api/ProVM/Implement/Database/Query/MySQL/Update.php
@@ -1,7 +1,7 @@
 <?php
 namespace ProVM\Implement\Database\Query\MySQL;
 
-use Common\Alias\Database\Query;
+use ProVM\Alias\Database\Query;
 
 class Update extends Query
 {
diff --git a/api/ProVM/Implement/Database/QueryBuilder.php b/api/ProVM/Implement/Database/QueryBuilder.php
index 91c9efb..530e22b 100644
--- a/api/ProVM/Implement/Database/QueryBuilder.php
+++ b/api/ProVM/Implement/Database/QueryBuilder.php
@@ -1,12 +1,12 @@
 <?php
 namespace ProVM\Implement\Database;
 
-use Common\Concept\Database\Query;
-use Contabilidad\Implement\Database\Query\MySQL\Delete;
-use Contabilidad\Implement\Database\Query\MySQL\Insert;
-use Contabilidad\Implement\Database\Query\MySQL\Select;
-use Contabilidad\Implement\Database\Query\MySQL\Update;
 use Psr\Container\ContainerInterface;
+use ProVM\Concept\Database\Query;
+use ProVM\Implement\Database\Query\MySQL\Delete;
+use ProVM\Implement\Database\Query\MySQL\Insert;
+use ProVM\Implement\Database\Query\MySQL\Select;
+use ProVM\Implement\Database\Query\MySQL\Update;
 
 class QueryBuilder
 {
@@ -20,7 +20,7 @@ class QueryBuilder
         ];
         foreach ($arr as $b) {
             $builder = implode("\\", [
-                'Contabilidad',
+                'ProVM',
                 'Implement',
                 'Database',
                 'Query',
diff --git a/api/ProVM/Implement/Factory/Model.php b/api/ProVM/Implement/Factory/Model.php
new file mode 100644
index 0000000..0f6237f
--- /dev/null
+++ b/api/ProVM/Implement/Factory/Model.php
@@ -0,0 +1,13 @@
+<?php
+namespace ProVM\Implement\Factory;
+
+use Psr\Container\ContainerInterface;
+use ProVM\Alias\Factory\Model as BaseModel;
+
+class Model extends BaseModel
+{
+    public function __construct(ContainerInterface $container)
+    {
+        $this->setContainer($container);
+    }
+}
diff --git a/api/ProVM/Implement/Factory/Repository.php b/api/ProVM/Implement/Factory/Repository.php
new file mode 100644
index 0000000..d264203
--- /dev/null
+++ b/api/ProVM/Implement/Factory/Repository.php
@@ -0,0 +1,38 @@
+<?php
+namespace ProVM\Implement\Factory;
+
+use Psr\Container\ContainerInterface;
+use ProVM\Concept\Repository as RepositoryInterface;
+
+class Repository
+{
+    protected ContainerInterface $container;
+    public function setContainer(ContainerInterface $container): Repository
+    {
+        $this->container = $container;
+        return $this;
+    }
+    public function getContainer(): ContainerInterface
+    {
+        return $this->container;
+    }
+    protected string $namespace;
+    public function setNamespace(string $namespace): Repository
+    {
+        $this->namespace = $namespace;
+        return $this;
+    }
+    public function getNamespace(): string
+    {
+        return $this->namespace;
+    }
+
+    public function find(string $repository_class): RepositoryInterface
+    {
+        $class = implode("\\", [
+            $this->getNamespace(),
+            $repository_class
+        ]);
+        return $this->getContainer()->get($class);
+    }
+}
diff --git a/api/common/Controller/Base.php b/api/common/Controller/Base.php
index 0fd357d..b0db61c 100644
--- a/api/common/Controller/Base.php
+++ b/api/common/Controller/Base.php
@@ -6,6 +6,7 @@ use Psr\Http\Message\ResponseInterface;
 use Psr\Http\Message\ServerRequestInterface;
 use function Safe\{json_decode, file_get_contents};
 use ProVM\Alias\Controller\Json;
+use ProVM\Implement\Path;
 
 class Base
 {
@@ -13,12 +14,8 @@ class Base
 
     public function __invoke(ServerRequestInterface $request, ResponseInterface $response, ContainerInterface $container): ResponseInterface
     {
-        $folder = $container->get('folders')->documentation;
-        $filename = implode(DIRECTORY_SEPARATOR, [
-            $folder,
-            'base.json'
-        ]);
-        $documentation = json_decode(file_get_contents($filename));
+        $filename = $container->get('documentation');
+        $documentation = json_decode(trim(file_get_contents($filename)));
         return $this->withJson($response, $documentation);
     }
 }
diff --git a/api/common/Controller/Categorias.php b/api/common/Controller/Categorias.php
new file mode 100644
index 0000000..8de5eba
--- /dev/null
+++ b/api/common/Controller/Categorias.php
@@ -0,0 +1,16 @@
+<?php
+namespace Common\Controller;
+
+use Psr\Container\ContainerInterface;
+use ProVM\Alias\API\Controller;
+use Contabilidad\Repository\Categoria;
+
+class Categorias extends Controller
+{
+    public function setup(ContainerInterface $container): void
+    {
+        $this->setSingular('categoria')
+            ->setPlural('categorias')
+            ->setRepository($container->get(Categoria::class));
+    }
+}
diff --git a/api/common/Controller/Conecciones.php b/api/common/Controller/Conecciones.php
new file mode 100644
index 0000000..7e1bc1c
--- /dev/null
+++ b/api/common/Controller/Conecciones.php
@@ -0,0 +1,16 @@
+<?php
+namespace Common\Controller;
+
+use Psr\Container\ContainerInterface;
+use ProVM\Alias\API\Controller;
+use Contabilidad\Repository\Coneccion;
+
+class Conecciones extends Controller
+{
+    public function setup(ContainerInterface $container): void
+    {
+        $this->setSingular('coneccion')
+            ->setPlural('conecciones')
+            ->setRepository($container->get(Coneccion::class));
+    }
+}
diff --git a/api/common/Controller/Cuentas.php b/api/common/Controller/Cuentas.php
index f8c8487..d3a47c1 100644
--- a/api/common/Controller/Cuentas.php
+++ b/api/common/Controller/Cuentas.php
@@ -1,125 +1,16 @@
 <?php
 namespace Common\Controller;
 
-use Psr\Http\Message\ResponseInterface;
-use Psr\Http\Message\ServerRequestInterface;
-use PDOException;
-use function Safe\{json_decode,error_log};
-use ProVM\Alias\Controller\Json;
+use Psr\Container\ContainerInterface;
+use ProVM\Alias\API\Controller;
 use Contabilidad\Repository\Cuenta;
 
-class Cuentas
+class Cuentas extends Controller
 {
-    use Json;
-
-    public function __invoke(ServerRequestInterface $request, ResponseInterface $response, Cuenta $repository): ResponseInterface
+    public function setup(ContainerInterface $container): void
     {
-        $cuentas = [];
-        try {
-            $cuentas = $repository->fetchAll();
-        } catch (PDOException $e) {
-            error_log($e);
-        }
-        return $this->withJson($response, compact('cuentas'));
-    }
-    public function get(ServerRequestInterface $request, ResponseInterface $response, Cuenta $repository, $cuenta_id): ResponseInterface
-    {
-        $cuenta = null;
-        try {
-            $cuenta = $repository->fetchById($cuenta_id);
-        } catch (PDOException $e) {
-            error_log($e);
-        }
-        return $this->withJson($response, compact('cuenta'));
-    }
-    public function add(ServerRequestInterface $request, ResponseInterface $response, Cuenta $repository): ResponseInterface
-    {
-        $body = $request->getBody();
-        $contents = $body->getContents();
-        $json = json_decode($contents);
-        if (!is_array($json)) {
-            $json = [$json];
-        }
-        $output = [
-            'input' => $json,
-            'cuentas' => []
-        ];
-        foreach ($json as $data) {
-            $cuenta = $repository->create((array) $data);
-            $status = true;
-            $exists = true;
-            if ($cuenta->isNew()) {
-                $exists = false;
-                try {
-                    $repository->save($cuenta);
-                } catch (PDOException $e) {
-                    error_log($e);
-                    $status = false;
-                }
-            }
-            $output['cuentas'] []= [
-                'cuenta' => $cuenta,
-                'exists' => $exists,
-                'added' => $status
-            ];
-        }
-        return $this->withJson($response, $output);
-    }
-    public function edit(ServerRequestInterface $request, ResponseInterface $response, Cuenta $repository): ResponseInterface
-    {
-        $body = $request->getBody();
-        $contents = $body->getContents();
-        $json = json_decode($contents);
-        if (!is_array($json)) {
-            $json = [$json];
-        }
-        $output = [
-            'input' => $json,
-            'cuentas' => []
-        ];
-        foreach ($json as $data) {
-            $cuenta = $repository->fetchById($data->id);
-            $old = clone $cuenta;
-            try {
-                $cuenta->edit((array) $data);
-                $status = $cuenta->isDirty();
-                if ($status) {
-                    $repository->save($cuenta);
-                }
-            } catch (PDOException $e) {
-                error_log($e);
-                $status = false;
-            }
-            $output['cuentas'] []= [
-                'antes' => $old,
-                'cuenta' => $cuenta,
-                'edited' => $status
-            ];
-        }
-        return $this->withJson($response, $output);
-    }
-    public function editOne(ServerRequestInterface $request, ResponseInterface $response, Cuenta $repository, $cuenta_id): ResponseInterface
-    {
-        $cuenta = $repository->fetchById($cuenta_id);
-        $body = $request->getBody();
-        $contents = $body->getContents();
-        $json = json_decode($contents, JSON_OBJECT_AS_ARRAY);
-        $output = [
-            'input' => $json,
-            'old' => clone $cuenta
-        ];
-        try {
-            $cuenta->edit((array) $json);
-            $status = $cuenta->isDirty();
-            if ($status) {
-                $repository->save($cuenta);
-            }
-        } catch (PDOException $e) {
-            error_log($e);
-            $status = false;
-        }
-        $output['cuenta'] = $cuenta;
-        $output['edited'] = $status;
-        return $this->withJson($response, $output);
+        $this->setSingular('cuenta')
+            ->setPlural('cuentas')
+            ->setRepository($container->get(Cuenta::class));
     }
 }
diff --git a/api/common/Controller/Estado/Conecciones.php b/api/common/Controller/Estado/Conecciones.php
new file mode 100644
index 0000000..094fab6
--- /dev/null
+++ b/api/common/Controller/Estado/Conecciones.php
@@ -0,0 +1,17 @@
+<?php
+namespace Common\Controller\Estado;
+
+use Psr\Container\ContainerInterface;
+use ProVM\Alias\API\Controller;
+use Contabilidad\Repository\Estado\Coneccion;
+
+class Conecciones extends Controller
+{
+
+    public function setup(ContainerInterface $container): void
+    {
+        $this->setSingular('estado_coneccion')
+            ->setPlural('estados_conecciones')
+            ->setRepository($container->get(Coneccion::class));
+    }
+}
diff --git a/api/common/Controller/Monedas.php b/api/common/Controller/Monedas.php
new file mode 100644
index 0000000..99fc0c1
--- /dev/null
+++ b/api/common/Controller/Monedas.php
@@ -0,0 +1,16 @@
+<?php
+namespace Common\Controller;
+
+use Psr\Container\ContainerInterface;
+use ProVM\Alias\API\Controller;
+use Contabilidad\Repository\Moneda;
+
+class Monedas extends Controller
+{
+    public function setup(ContainerInterface $container): void
+    {
+        $this->setSingular('moneda');
+        $this->setPlural('monedas');
+        $this->setRepository($container->get(Moneda::class));
+    }
+}
diff --git a/api/common/Controller/Transacciones.php b/api/common/Controller/Transacciones.php
new file mode 100644
index 0000000..9a457f0
--- /dev/null
+++ b/api/common/Controller/Transacciones.php
@@ -0,0 +1,16 @@
+<?php
+namespace Common\Controller;
+
+use Psr\Container\ContainerInterface;
+use ProVM\Alias\API\Controller;
+use Contabilidad\Repository\Transaccion;
+
+class Transacciones extends Controller
+{
+    public function setup(ContainerInterface $container): void
+    {
+        $this->setSingular('transaccion');
+        $this->setPlural('transacciones');
+        $this->setRepository($container->get(Transaccion::class));
+    }
+}
diff --git a/api/common/Middleware/Error.php b/api/common/Middleware/Error.php
new file mode 100644
index 0000000..3165165
--- /dev/null
+++ b/api/common/Middleware/Error.php
@@ -0,0 +1,44 @@
+<?php
+namespace Common\Middleware;
+
+use Psr\Http\Message\ResponseInterface;
+use Psr\Http\Message\ServerRequestInterface;
+use Throwable;
+use Slim\App;
+use Slim\Interfaces\ErrorHandlerInterface;
+use function Safe\error_log;
+
+class Error implements ErrorHandlerInterface
+{
+    public function __construct(App $app)
+    {
+        $this->setApp($app);
+    }
+
+    protected App $app;
+    public function setApp(App $app): Error
+    {
+        $this->app = $app;
+        return $this;
+    }
+    public function getApp(): App
+    {
+        return $this->app;
+    }
+
+    public function __invoke(ServerRequestInterface $request, Throwable $exception, bool $displayErrorDetails, bool $logErrors, bool $logErrorDetails): ResponseInterface
+    {
+        error_log($exception);
+        $response = $this->getApp()->getResponseFactory()->createResponse($exception->getCode());
+        $output = json_encode([
+            'uri' => $request->getUri()->getPath(),
+            'code' => $exception->getCode(),
+            'message' => $exception->getMessage(),
+            'file' => $exception->getFile(),
+            'line' => $exception->getLine(),
+            'trace' => $exception->getTrace()
+        ], JSON_UNESCAPED_SLASHES | JSON_UNESCAPED_UNICODE);
+        $response->getBody()->write($output);
+        return $response->withHeader('Content-Type', 'application/json');
+    }
+}
diff --git a/api/common/Service/Auth.php b/api/common/Service/Auth.php
index 702b38f..b31878f 100644
--- a/api/common/Service/Auth.php
+++ b/api/common/Service/Auth.php
@@ -1,36 +1,74 @@
 <?php
 namespace Common\Service;
 
+use Psr\Container\NotFoundExceptionInterface;
 use Psr\Http\Message\ServerRequestInterface as Request;
+use DI\NotFoundException;
 
 class Auth {
     protected string $key;
-    public function __construct(string $api_key) {
+    public function __construct(string $api_key)
+    {
         $this->key = $api_key;
     }
-    public function isValid(Request $request): bool {
-        if ($request->hasHeader('Authorization')) {
-            $sent_key = $this->getAuthKey($request->getHeader('Authorization'));
-            return $this->key == $sent_key;
+    public function isValid(Request $request): bool
+    {
+        return $this->key == $this->getKey($request);
+    }
+    public function getKey(Request $request): string
+    {
+        $errors = [];
+        try {
+            return $this->getHeaderKey($request);
+        } catch (NotFoundExceptionInterface $e) {
+            $errors []= $e;
         }
+        try {
+            return $this->getBodyKey($request);
+        } catch (NotFoundExceptionInterface $e) {
+            $errors []= $e;
+        }
+        try {
+            return $this->getQueryKey($request);
+        } catch (NotFoundExceptionInterface $e) {
+            $errors []= $e;
+        }
+        throw new NotFoundException('API Key not found.');
+    }
+    protected function getHeaderKey(Request $request): string
+    {
+        if ($request->hasHeader('Authorization')) {
+            return $this->getAuthKey($request->getHeader('Authorization'));
+        }
+        throw new NotFoundException('API Key not found on header');
+    }
+    protected function getBodyKey(Request $request): string
+    {
         if (isset($request->getParsedBody()['api_key'])) {
-            $sent_key = $request->getParsedBody()['api_key'];
-            return $this->key == $sent_key;
+            return $request->getParsedBody()['api_key'];
         }
         $post = $request->getParsedBody() ?? json_decode($request->getBody());
-        $sent_key = $this->getArrayKey($post);
-        if ($sent_key !== null) {
-            return $this->key == $sent_key;
+        try {
+            return $this->getArrayKey($post);
+        } catch (\Exception $e) {
+            throw new NotFoundException('API Key not found in body.');
         }
-        $sent_key = $this->getArrayKey($request->getQueryParams());
-        return $this->key == $sent_key;
     }
-    protected function getAuthKey($auth) {
+    protected function getQueryKey(Request $request): string
+    {
+        try {
+            return $this->getArrayKey($request->getQueryParams());
+        } catch (\Exception $e) {
+            throw new NotFoundException('API Key not found in query.');
+        }
+    }
+    protected function getAuthKey($auth)
+    {
         if (is_array($auth)) {
             $auth = $auth[0];
         }
         if (str_contains($auth, 'Bearer')) {
-            $auth = explode(' ', $auth)[1];
+            $auth = trim(str_replace('Bearer', '', $auth), ' ,');
         }
         return $auth;
     }
diff --git a/api/common/Service/Documenter.php b/api/common/Service/Documenter.php
new file mode 100644
index 0000000..5cdf40b
--- /dev/null
+++ b/api/common/Service/Documenter.php
@@ -0,0 +1,60 @@
+<?php
+namespace Common\Service;
+
+use function Safe\{json_encode, json_decode, file_get_contents, file_put_contents};
+use ProVM\Concept\API\Route\Route;
+use ProVM\Implement\API\Route\Route as RouteObj;
+
+class Documenter
+{
+    public function __construct(string $filename)
+    {
+        $this->setFilename($filename);
+    }
+
+    protected string $filename;
+    public function setFilename(string $filename): Documenter
+    {
+        $this->filename = $filename;
+        return $this;
+    }
+    public function getFilename(): string
+    {
+        return $this->filename;
+    }
+
+    protected array $routes;
+    public function setRoutes(array $routes): Documenter
+    {
+        foreach ($routes as $path => $route) {
+            $this->addRoute($path, $route);
+        }
+        return $this;
+    }
+    public function addRoute(string $path, Route $route): Documenter
+    {
+        $this->routes[$path] = $route;
+        return $this;
+    }
+    public function getRoutes(): array
+    {
+        return $this->routes;
+    }
+
+    protected function load(): mixed
+    {
+        $json = json_decode(trim(file_get_contents($this->getFilename())), JSON_OBJECT_AS_ARRAY);
+        foreach ($json['paths'] as $path => $data) {
+            $route = RouteObj::add($data);
+            $this->addRoute($path, $route);
+        }
+        return $json;
+    }
+    public function save(): void
+    {
+        $json = $this->load();
+        $json['paths'] = $this->getRoutes();
+        ksort($json['paths']);
+        file_put_contents($this->getFilename(), json_encode($json, JSON_PRETTY_PRINT | JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES));
+    }
+}
diff --git a/api/common/Service/Router.php b/api/common/Service/Router.php
new file mode 100644
index 0000000..587b097
--- /dev/null
+++ b/api/common/Service/Router.php
@@ -0,0 +1,179 @@
+<?php
+namespace Common\Service;
+
+use Slim\App;
+use ProVM\Concept\API\Controller;
+use ProVM\Implement\API\Route\Route;
+
+class Router
+{
+    public function __construct(App &$app, Documenter $documenter)
+    {
+        $this->setApp($app);
+        $this->setDocumenter($documenter);
+    }
+
+    protected App $app;
+    public function setApp(App &$app): Router
+    {
+        $this->app = $app;
+        return $this;
+    }
+    public function getApp(): App
+    {
+        return $this->app;
+    }
+    protected Documenter $documenter;
+    public function setDocumenter(Documenter $documenter): Router
+    {
+        $this->documenter = $documenter;
+        return $this;
+    }
+    public function getDocumenter(): Documenter
+    {
+        return $this->documenter;
+    }
+    protected Controller $controller;
+    public function setController(Controller $controller): Router
+    {
+        $this->controller = $controller;
+        return $this;
+    }
+    public function getController(): Controller
+    {
+        return $this->controller;
+    }
+
+    protected function document(): void
+    {
+        $docs = [
+            "/{$this->getController()->getPlural()}" => [
+                'get' => [
+                    'description' => "Entrega una lista de {$this->getController()->getPlural()}",
+                    'responses' => [
+                        '200' => [
+                            'description' => "Lista de {$this->getController()->getPlural()}"
+                        ]
+                    ]
+                ]
+            ],
+            "/{$this->getController()->getPlural()}/add" => [
+                'post' => [
+                    'description' => "Agregar {$this->getController()->getPlural()} con una lista",
+                    'parameters' => [
+                        [
+                            'name' => $this->getController()->getPlural(),
+                            'in' => 'query',
+                            'description' => 'Lista de datos para agregar',
+                            'required' => true
+                        ]
+                    ],
+                    'responses' => [
+                        '200' => [
+                            'description' => "Entrega un listado de {$this->getController()->getPlural()} y si fueron agregadas"
+                        ]
+                    ]
+                ]
+            ],
+            "/{$this->getController()->getPlural()}/edit" => [
+                'put' => [
+                    'description' => "Editar multiples {$this->getController()->getPlural()} con una lista",
+                    'parameters' => [
+                        [
+                            'name' => $this->getController()->getPlural(),
+                            'in' => 'query',
+                            'description' => 'Lista de datos para editar',
+                            'required' => true
+                        ]
+                    ],
+                    'responses' => [
+                        '200' => [
+                            'description' => "Entrega un listado de {$this->getController()->getPlural()} identificando si fueron editados"
+                        ]
+                    ]
+                ]
+            ],
+            "/{$this->getController()->getSingular()}/{model_id}" => [
+                'get' => [
+                    'description' => "Entrega {$this->getController()->getSingular()}",
+                    'parameters' => [
+                        [
+                            'name' => 'id',
+                            'in' => 'path',
+                            'description' => "{$this->getController()->getSingular()} id",
+                            'required' => true
+                        ]
+                    ],
+                    'responses' => [
+                        '200' => [
+                            'description' => "{$this->getController()->getSingular()} found or null"
+                        ]
+                    ]
+                ]
+            ],
+            "/{$this->getController()->getSingular()}/{model_id}/edit" => [
+                'put' => [
+                    'description' => '',
+                    'parameters' => [
+                        [
+                            'name' => 'model_id',
+                            'in' => 'path',
+                            'description' => "{$this->getController()->getSingular()} id",
+                            'required' => true
+                        ],
+                        [
+                            'name' => "{$this->getController()->getSingular()}",
+                            'in' => 'query',
+                            'description' => '',
+                            'required' => true
+                        ]
+                    ],
+                    'responses' => [
+                        '200' => [
+                            'description' => ''
+                        ]
+                    ]
+                ]
+            ],
+            "/{$this->getController()->getSingular()}/{model_id}/remove" => [
+                'delete' => [
+                    'description' => '',
+                    'parameters' => [
+                        [
+                            'name' => 'model_id',
+                            'in' => 'path',
+                            'description' => "{$this->getController()->getSingular()} id",
+                            'required' => true
+                        ]
+                    ],
+                    'responses' => [
+                        '200' => [
+                            'description' => ''
+                        ]
+                    ]
+                ]
+            ]
+        ];
+
+        foreach ($docs as $path => $r) {
+            $route = Route::add($r);
+            $this->getDocumenter()->addRoute($path, $route);
+        }
+        $this->getDocumenter()->save();
+    }
+    public function build(): void
+    {
+        $this->getApp()->group('/' . $this->getController()->getPlural(), function($app) {
+            $app->post('/add[/]', [get_class($this->getController()), 'add']);
+            $app->put('/edit[/]', [get_class($this->getController()), 'edit']);
+            $app->get('[/]', get_class($this->getController()));
+        });
+        $this->getApp()->group('/' . $this->getController()->getSingular() . '/{model_id}', function($app) {
+            $app->put('/edit[/]', [get_class($this->getController()), 'editOne']);
+            $app->delete('/remove[/]', [get_class($this->getController()), 'remove']);
+            $app->get('[/]', [get_class($this->getController()), 'get']);
+        });
+
+        $this->document();
+    }
+}
diff --git a/api/db/migrations/20211029150354_tipo_categoria.php b/api/db/migrations/20211029150354_tipo_categoria.php
new file mode 100644
index 0000000..4ee43de
--- /dev/null
+++ b/api/db/migrations/20211029150354_tipo_categoria.php
@@ -0,0 +1,14 @@
+<?php
+declare(strict_types=1);
+
+use Phinx\Migration\AbstractMigration;
+
+final class TipoCategoria extends AbstractMigration
+{
+    public function change(): void
+    {
+        $this->table('tipos_categorias')
+            ->addColumn('nombre', 'string')
+            ->create();
+    }
+}
diff --git a/api/db/migrations/20211029150551_tipo_categoria.php b/api/db/migrations/20211029150551_tipo_categoria.php
deleted file mode 100644
index 7ca9068..0000000
--- a/api/db/migrations/20211029150551_tipo_categoria.php
+++ /dev/null
@@ -1,26 +0,0 @@
-<?php
-declare(strict_types=1);
-
-use Phinx\Migration\AbstractMigration;
-
-final class TipoCategoria extends AbstractMigration
-{
-    /**
-     * Change Method.
-     *
-     * Write your reversible migrations using this method.
-     *
-     * More information on writing migrations is available here:
-     * https://book.cakephp.org/phinx/0/en/migrations.html#the-change-method
-     *
-     * Remember to call "create()" or "update()" and NOT "save()" when working
-     * with the Table class.
-     */
-    public function change(): void
-    {
-        $this->table('tipos_categoria')
-            ->addColumn('descripcion', 'string')
-            ->addColumn('activo', 'boolean')
-            ->create();
-    }
-}
diff --git a/api/db/migrations/20211029150601_tipo_estado_coneccion.php b/api/db/migrations/20211029150601_tipo_estado_coneccion.php
index c99e71f..b1897f5 100644
--- a/api/db/migrations/20211029150601_tipo_estado_coneccion.php
+++ b/api/db/migrations/20211029150601_tipo_estado_coneccion.php
@@ -18,7 +18,7 @@ final class TipoEstadoConeccion extends AbstractMigration
      */
     public function change(): void
     {
-        $this->table('tipos_estado_coneccion')
+        $this->table('tipos_estados_conecciones')
             ->addColumn('descripcion', 'string')
             ->create();
     }
diff --git a/api/db/migrations/20211029150754_tipo_cuenta.php b/api/db/migrations/20211029150754_tipo_cuenta.php
deleted file mode 100644
index 98b7ba1..0000000
--- a/api/db/migrations/20211029150754_tipo_cuenta.php
+++ /dev/null
@@ -1,26 +0,0 @@
-<?php
-declare(strict_types=1);
-
-use Phinx\Migration\AbstractMigration;
-
-final class TipoCuenta extends AbstractMigration
-{
-    /**
-     * Change Method.
-     *
-     * Write your reversible migrations using this method.
-     *
-     * More information on writing migrations is available here:
-     * https://book.cakephp.org/phinx/0/en/migrations.html#the-change-method
-     *
-     * Remember to call "create()" or "update()" and NOT "save()" when working
-     * with the Table class.
-     */
-    public function change(): void
-    {
-        $this->table('tipos_cuenta')
-            ->addColumn('descripcion', 'string')
-            ->addColumn('color', 'string', ['length' => 6, 'default' => 'ffffff'])
-            ->create();
-    }
-}
diff --git a/api/db/migrations/20211029152716_categoria.php b/api/db/migrations/20211029152716_categoria.php
index f20ecef..0b86def 100644
--- a/api/db/migrations/20211029152716_categoria.php
+++ b/api/db/migrations/20211029152716_categoria.php
@@ -21,7 +21,6 @@ final class Categoria extends AbstractMigration
         $this->table('categorias')
             ->addColumn('nombre', 'string')
             ->addColumn('tipo_id', 'integer')
-            ->addForeignKey('tipo_id', 'tipos_categoria', ['delete' => 'cascade', 'update' => 'cascade'])
             ->create();
     }
 }
diff --git a/api/db/migrations/20211029152730_tipo_transaccion.php b/api/db/migrations/20211029152730_tipo_transaccion.php
new file mode 100644
index 0000000..78d3e00
--- /dev/null
+++ b/api/db/migrations/20211029152730_tipo_transaccion.php
@@ -0,0 +1,15 @@
+<?php
+declare(strict_types=1);
+
+use Phinx\Migration\AbstractMigration;
+
+final class TipoTransaccion extends AbstractMigration
+{
+    public function change(): void
+    {
+        $this->table('tipos_transacciones')
+            ->addColumn('nombre', 'string')
+            ->addColumn('color', 'string')
+            ->create();
+    }
+}
diff --git a/api/db/migrations/20211029152732_cuenta.php b/api/db/migrations/20211029152732_cuenta.php
index ec94236..faef895 100644
--- a/api/db/migrations/20211029152732_cuenta.php
+++ b/api/db/migrations/20211029152732_cuenta.php
@@ -20,10 +20,6 @@ final class Cuenta extends AbstractMigration
     {
       $this->table('cuentas')
         ->addColumn('nombre', 'string')
-        ->addColumn('categoria_id', 'integer')
-        ->addForeignKey('categoria_id', 'categorias', ['delete' => 'cascade', 'update' => 'cascade'])
-        ->addColumn('tipo_id', 'integer')
-        ->addForeignKey('tipo_id', 'tipos_cuenta', ['delete' => 'cascade', 'update' => 'cascade'])
         ->create();
     }
 }
diff --git a/api/db/migrations/20211029152738_estado_coneccion.php b/api/db/migrations/20211029152738_estado_coneccion.php
index c39b435..9c0033d 100644
--- a/api/db/migrations/20211029152738_estado_coneccion.php
+++ b/api/db/migrations/20211029152738_estado_coneccion.php
@@ -18,12 +18,10 @@ final class EstadoConeccion extends AbstractMigration
      */
     public function change(): void
     {
-      $this->table('estados_coneccion')
+      $this->table('estados_conecciones')
         ->addColumn('coneccion_id', 'integer')
-        ->addForeignKey('coneccion_id', 'conecciones', ['delete' => 'cascade', 'update' => 'cascade'])
         ->addColumn('fecha', 'date')
         ->addColumn('tipo_id', 'integer')
-        ->addForeignKey('tipo_id', 'tipos_estado_coneccion', ['delete' => 'cascade', 'update' => 'cascade'])
         ->create();
     }
 }
diff --git a/api/db/migrations/20211029152752_transaccion.php b/api/db/migrations/20211029152752_transaccion.php
index fae3397..1c58270 100644
--- a/api/db/migrations/20211029152752_transaccion.php
+++ b/api/db/migrations/20211029152752_transaccion.php
@@ -19,14 +19,12 @@ final class Transaccion extends AbstractMigration
     public function change(): void
     {
       $this->table('transacciones')
-        ->addColumn('debito_id', 'integer')
-        ->addForeignKey('debito_id', 'cuentas', ['delete' => 'cascade', 'update' => 'cascade'])
-        ->addColumn('credito_id', 'integer')
-        ->addForeignKey('credito_id', 'cuentas', ['delete' => 'cascade', 'update' => 'cascade'])
-        ->addColumn('fecha', 'datetime')
+        ->addColumn('cuenta_id', 'integer')
         ->addColumn('glosa', 'string')
-        ->addColumn('detalle', 'text')
+          ->addColumn('tipo_id', 'integer')
         ->addColumn('valor', 'double')
+          ->addColumn('categoria_id', 'integer')
+        ->addColumn('fecha', 'datetime')
         ->create();
     }
 }
diff --git a/api/db/migrations/20211204210207_cuenta_moneda.php b/api/db/migrations/20211204210207_cuenta_moneda.php
index 012c942..1e77051 100644
--- a/api/db/migrations/20211204210207_cuenta_moneda.php
+++ b/api/db/migrations/20211204210207_cuenta_moneda.php
@@ -20,7 +20,6 @@ final class CuentaMoneda extends AbstractMigration
     {
         $this->table('cuentas')
             ->addColumn('moneda_id', 'integer')
-            ->addForeignKey('moneda_id', 'monedas', ['delete' => 'cascade', 'update' => 'cascade'])
             ->update();
     }
 }
diff --git a/api/db/migrations/20211205002439_tipo_cambio.php b/api/db/migrations/20211205002439_tipo_cambio.php
index 2e89488..bd6687d 100644
--- a/api/db/migrations/20211205002439_tipo_cambio.php
+++ b/api/db/migrations/20211205002439_tipo_cambio.php
@@ -21,9 +21,9 @@ final class TipoCambio extends AbstractMigration
         $this->table('tipos_cambio')
             ->addColumn('fecha', 'datetime')
             ->addColumn('desde_id', 'integer')
-            ->addForeignKey('desde_id', 'monedas', ['delete' => 'cascade', 'update' => 'cascade'])
+            ->addForeignKey('desde_id', 'monedas', ['id'], ['delete' => 'cascade', 'update' => 'cascade'])
             ->addColumn('hasta_id', 'integer')
-            ->addForeignKey('hasta_id', 'monedas', ['delete' => 'cascade', 'update' => 'cascade'])
+            ->addForeignKey('hasta_id', 'monedas', ['id'], ['delete' => 'cascade', 'update' => 'cascade'])
             ->addColumn('valor', 'double')
             ->create();
     }
diff --git a/api/db/migrations/20211329160000_categoria_foreign.php b/api/db/migrations/20211329160000_categoria_foreign.php
new file mode 100644
index 0000000..a803a59
--- /dev/null
+++ b/api/db/migrations/20211329160000_categoria_foreign.php
@@ -0,0 +1,14 @@
+<?php
+declare(strict_types=1);
+
+use Phinx\Migration\AbstractMigration;
+
+final class CategoriaForeign extends AbstractMigration
+{
+    public function change(): void
+    {
+        $this->table('categorias')
+            ->addForeignKey('tipo_id', 'tipos_categorias', ['id'], ['delete' => 'cascade', 'update' => 'cascade'])
+            ->update();
+    }
+}
diff --git a/api/db/migrations/20211329161000_estado_coneccion_foreign.php b/api/db/migrations/20211329161000_estado_coneccion_foreign.php
new file mode 100644
index 0000000..62ea529
--- /dev/null
+++ b/api/db/migrations/20211329161000_estado_coneccion_foreign.php
@@ -0,0 +1,15 @@
+<?php
+declare(strict_types=1);
+
+use Phinx\Migration\AbstractMigration;
+
+final class EstadoConeccionForeign extends AbstractMigration
+{
+    public function change(): void
+    {
+        $this->table('estados_conecciones')
+            ->addForeignKey('coneccion_id', 'conecciones', ['id'], ['delete' => 'cascade', 'update' => 'cascade'])
+            ->addForeignKey('tipo_id', 'tipos_estados_conecciones', ['id'], ['delete' => 'cascade', 'update' => 'cascade'])
+            ->update();
+    }
+}
diff --git a/api/db/migrations/20211329162000_transaccion_foreign.php b/api/db/migrations/20211329162000_transaccion_foreign.php
new file mode 100644
index 0000000..5f6b9ea
--- /dev/null
+++ b/api/db/migrations/20211329162000_transaccion_foreign.php
@@ -0,0 +1,16 @@
+<?php
+declare(strict_types=1);
+
+use Phinx\Migration\AbstractMigration;
+
+final class TransaccionForeign extends AbstractMigration
+{
+    public function change(): void
+    {
+        $this->table('transacciones')
+            ->addForeignKey('cuenta_id', 'cuentas', ['id'], ['delete' => 'cascade', 'update' => 'cascade'])
+            ->addForeignKey('tipo_id', 'tipos_transacciones', ['id'], ['delete' => 'cascade', 'update' => 'cascade'])
+            ->addForeignKey('categoria_id', 'categorias', ['id'], ['delete' => 'cascade', 'update' => 'cascade'])
+            ->update();
+    }
+}
diff --git a/api/db/migrations/20211329163000_cuenta_moneda_foreign.php b/api/db/migrations/20211329163000_cuenta_moneda_foreign.php
new file mode 100644
index 0000000..a137461
--- /dev/null
+++ b/api/db/migrations/20211329163000_cuenta_moneda_foreign.php
@@ -0,0 +1,14 @@
+<?php
+declare(strict_types=1);
+
+use Phinx\Migration\AbstractMigration;
+
+final class CuentaMonedaForeign extends AbstractMigration
+{
+    public function change(): void
+    {
+        $this->table('cuentas')
+            ->addForeignKey('moneda_id', 'monedas', ['id'], ['delete' => 'cascade', 'update' => 'cascade'])
+            ->update();
+    }
+}
diff --git a/api/db/migrations/20220325185534_queue.php b/api/db/migrations/20220325185534_queue.php
deleted file mode 100644
index dda0f8f..0000000
--- a/api/db/migrations/20220325185534_queue.php
+++ /dev/null
@@ -1,27 +0,0 @@
-<?php
-declare(strict_types=1);
-
-use Phinx\Migration\AbstractMigration;
-
-final class Queue extends AbstractMigration
-{
-    /**
-     * Change Method.
-     *
-     * Write your reversible migrations using this method.
-     *
-     * More information on writing migrations is available here:
-     * https://book.cakephp.org/phinx/0/en/migrations.html#the-change-method
-     *
-     * Remember to call "create()" or "update()" and NOT "save()" when working
-     * with the Table class.
-     */
-    public function change(): void
-    {
-        $this->table('queue')
-            ->addColumn('command', 'string')
-            ->addColumn('created', 'datetime')
-            ->addColumn('processed', 'boolean', ['default' => 0])
-            ->create();
-    }
-}
diff --git a/api/db/migrations/20220325185539_queue_arguments.php b/api/db/migrations/20220325185539_queue_arguments.php
deleted file mode 100644
index 08496c0..0000000
--- a/api/db/migrations/20220325185539_queue_arguments.php
+++ /dev/null
@@ -1,28 +0,0 @@
-<?php
-declare(strict_types=1);
-
-use Phinx\Migration\AbstractMigration;
-
-final class QueueArguments extends AbstractMigration
-{
-    /**
-     * Change Method.
-     *
-     * Write your reversible migrations using this method.
-     *
-     * More information on writing migrations is available here:
-     * https://book.cakephp.org/phinx/0/en/migrations.html#the-change-method
-     *
-     * Remember to call "create()" or "update()" and NOT "save()" when working
-     * with the Table class.
-     */
-    public function change(): void
-    {
-        $this->table('queue_arguments')
-            ->addColumn('queue_id', 'integer')
-            ->addForeignKey('queue_id', 'queue', ['delete' => 'cascade', 'update' => 'cascade'])
-            ->addColumn('argument', 'string', ['length' => 100])
-            ->addColumn('value', 'string')
-            ->create();
-    }
-}
diff --git a/api/db/migrations/20220325191129_consolidados.php b/api/db/migrations/20220325191129_consolidados.php
deleted file mode 100644
index 4ea1d5c..0000000
--- a/api/db/migrations/20220325191129_consolidados.php
+++ /dev/null
@@ -1,29 +0,0 @@
-<?php
-declare(strict_types=1);
-
-use Phinx\Migration\AbstractMigration;
-
-final class Consolidados extends AbstractMigration
-{
-    /**
-     * Change Method.
-     *
-     * Write your reversible migrations using this method.
-     *
-     * More information on writing migrations is available here:
-     * https://book.cakephp.org/phinx/0/en/migrations.html#the-change-method
-     *
-     * Remember to call "create()" or "update()" and NOT "save()" when working
-     * with the Table class.
-     */
-    public function change(): void
-    {
-        $this->table('consolidados')
-            ->addColumn('cuenta_id', 'integer')
-            ->addForeignKey('cuenta_id', 'cuentas', ['delete' => 'cascade', 'update' => 'cascade'])
-            ->addColumn('fecha', 'date')
-            ->addColumn('periodo', 'string', ['length' => 50])
-            ->addColumn('saldo', 'double')
-            ->create();
-    }
-}
diff --git a/api/db/seeds/TipoCuenta.php b/api/db/seeds/TipoCuenta.php
deleted file mode 100644
index 5356de6..0000000
--- a/api/db/seeds/TipoCuenta.php
+++ /dev/null
@@ -1,36 +0,0 @@
-<?php
-
-
-use Phinx\Seed\AbstractSeed;
-
-class TipoCuenta extends AbstractSeed
-{
-    /**
-     * Run Method.
-     *
-     * Write your database seeder using this method.
-     *
-     * More information on writing seeders is available here:
-     * https://book.cakephp.org/phinx/0/en/seeding.html
-     */
-    public function run()
-    {
-        $data = [
-            [
-                'descripcion' => 'Ganancia'
-            ],
-            [
-                'descripcion' => 'Activo'
-            ],
-            [
-                'descripcion' => 'Pasivo'
-            ],
-            [
-                'descripcion' => 'Perdida'
-            ]
-        ];
-        $this->table('tipos_cuenta')
-            ->insert($data)
-            ->saveData();
-    }
-}
diff --git a/api/public/index.php b/api/public/index.php
index 925826b..e460051 100644
--- a/api/public/index.php
+++ b/api/public/index.php
@@ -1,13 +1,8 @@
 <?php
-try {
-    ini_set('error_reporting', E_ALL & ~E_NOTICE & ~E_DEPRECATED);
-    $app = require_once implode(DIRECTORY_SEPARATOR, [
-      dirname(__DIR__),
-      'setup',
-      'app.php'
-    ]);
-    $app->run();
-} catch (Error | Exception $e) {
-    error_log($e);
-    throw $e;
-}
+ini_set('error_reporting', E_ALL & ~E_NOTICE & ~E_DEPRECATED);
+$app = require_once implode(DIRECTORY_SEPARATOR, [
+  dirname(__DIR__),
+  'setup',
+  'app.php'
+]);
+$app->run();
diff --git a/api/resources/documentation/base.json b/api/resources/documentation/base.json
index 8470615..d4f3167 100644
--- a/api/resources/documentation/base.json
+++ b/api/resources/documentation/base.json
@@ -1,12 +1,433 @@
 {
-  "openapi": "3.0.0",
-  "info": {
-    "title": "Contabilidad",
-    "version": "1.0.0"
-  },
-  "paths": {
-    "/transactions": {
-      "description": "List transactions"
+    "openapi": "3.0.0",
+    "info": {
+        "title": "Contabilidad",
+        "version": "1.0.0"
+    },
+    "paths": {
+        "/coneccion/{model_id}": {
+            "get": {
+                "description": "Entrega coneccion",
+                "parameters": [
+                    {
+                        "name": "id",
+                        "in": "path",
+                        "description": "coneccion id",
+                        "required": true
+                    }
+                ],
+                "responses": {
+                    "200": {
+                        "description": "coneccion found or null"
+                    }
+                }
+            }
+        },
+        "/coneccion/{model_id}/edit": {
+            "put": {
+                "description": "",
+                "parameters": [
+                    {
+                        "name": "model_id",
+                        "in": "path",
+                        "description": "coneccion id",
+                        "required": true
+                    },
+                    {
+                        "name": "coneccion",
+                        "in": "query",
+                        "description": "",
+                        "required": true
+                    }
+                ],
+                "responses": {
+                    "200": {
+                        "description": ""
+                    }
+                }
+            }
+        },
+        "/coneccion/{model_id}/remove": {
+            "delete": {
+                "description": "",
+                "parameters": [
+                    {
+                        "name": "model_id",
+                        "in": "path",
+                        "description": "coneccion id",
+                        "required": true
+                    }
+                ],
+                "responses": {
+                    "200": {
+                        "description": ""
+                    }
+                }
+            }
+        },
+        "/conecciones": {
+            "get": {
+                "description": "Entrega una lista de conecciones",
+                "responses": {
+                    "200": {
+                        "description": "Lista de conecciones"
+                    }
+                }
+            }
+        },
+        "/conecciones/add": {
+            "post": {
+                "description": "Agregar conecciones con una lista",
+                "parameters": [
+                    {
+                        "name": "conecciones",
+                        "in": "query",
+                        "description": "Lista de datos para agregar",
+                        "required": true
+                    }
+                ],
+                "responses": {
+                    "200": {
+                        "description": "Entrega un listado de conecciones y si fueron agregadas"
+                    }
+                }
+            }
+        },
+        "/conecciones/edit": {
+            "put": {
+                "description": "Editar multiples conecciones con una lista",
+                "parameters": [
+                    {
+                        "name": "conecciones",
+                        "in": "query",
+                        "description": "Lista de datos para editar",
+                        "required": true
+                    }
+                ],
+                "responses": {
+                    "200": {
+                        "description": "Entrega un listado de conecciones identificando si fueron editados"
+                    }
+                }
+            }
+        },
+        "/cuenta/{model_id}": {
+            "get": {
+                "description": "Entrega cuenta",
+                "parameters": [
+                    {
+                        "name": "id",
+                        "in": "path",
+                        "description": "cuenta id",
+                        "required": true
+                    }
+                ],
+                "responses": {
+                    "200": {
+                        "description": "cuenta found or null"
+                    }
+                }
+            }
+        },
+        "/cuenta/{model_id}/edit": {
+            "put": {
+                "description": "",
+                "parameters": [
+                    {
+                        "name": "model_id",
+                        "in": "path",
+                        "description": "cuenta id",
+                        "required": true
+                    },
+                    {
+                        "name": "cuenta",
+                        "in": "query",
+                        "description": "",
+                        "required": true
+                    }
+                ],
+                "responses": {
+                    "200": {
+                        "description": ""
+                    }
+                }
+            }
+        },
+        "/cuenta/{model_id}/remove": {
+            "delete": {
+                "description": "",
+                "parameters": [
+                    {
+                        "name": "model_id",
+                        "in": "path",
+                        "description": "cuenta id",
+                        "required": true
+                    }
+                ],
+                "responses": {
+                    "200": {
+                        "description": ""
+                    }
+                }
+            }
+        },
+        "/cuentas": {
+            "get": {
+                "description": "Entrega una lista de cuentas",
+                "responses": {
+                    "200": {
+                        "description": "Lista de cuentas"
+                    }
+                }
+            }
+        },
+        "/cuentas/add": {
+            "post": {
+                "description": "Agregar cuentas con una lista",
+                "parameters": [
+                    {
+                        "name": "cuentas",
+                        "in": "query",
+                        "description": "Lista de datos para agregar",
+                        "required": true
+                    }
+                ],
+                "responses": {
+                    "200": {
+                        "description": "Entrega un listado de cuentas y si fueron agregadas"
+                    }
+                }
+            }
+        },
+        "/cuentas/edit": {
+            "put": {
+                "description": "Editar multiples cuentas con una lista",
+                "parameters": [
+                    {
+                        "name": "cuentas",
+                        "in": "query",
+                        "description": "Lista de datos para editar",
+                        "required": true
+                    }
+                ],
+                "responses": {
+                    "200": {
+                        "description": "Entrega un listado de cuentas identificando si fueron editados"
+                    }
+                }
+            }
+        },
+        "/moneda/{model_id}": {
+            "get": {
+                "description": "Entrega moneda",
+                "parameters": [
+                    {
+                        "name": "id",
+                        "in": "path",
+                        "description": "moneda id",
+                        "required": true
+                    }
+                ],
+                "responses": {
+                    "200": {
+                        "description": "moneda found or null"
+                    }
+                }
+            }
+        },
+        "/moneda/{model_id}/edit": {
+            "put": {
+                "description": "",
+                "parameters": [
+                    {
+                        "name": "model_id",
+                        "in": "path",
+                        "description": "moneda id",
+                        "required": true
+                    },
+                    {
+                        "name": "moneda",
+                        "in": "query",
+                        "description": "",
+                        "required": true
+                    }
+                ],
+                "responses": {
+                    "200": {
+                        "description": ""
+                    }
+                }
+            }
+        },
+        "/moneda/{model_id}/remove": {
+            "delete": {
+                "description": "",
+                "parameters": [
+                    {
+                        "name": "model_id",
+                        "in": "path",
+                        "description": "moneda id",
+                        "required": true
+                    }
+                ],
+                "responses": {
+                    "200": {
+                        "description": ""
+                    }
+                }
+            }
+        },
+        "/monedas": {
+            "get": {
+                "description": "Entrega una lista de monedas",
+                "responses": {
+                    "200": {
+                        "description": "Lista de monedas"
+                    }
+                }
+            }
+        },
+        "/monedas/add": {
+            "post": {
+                "description": "Agregar monedas con una lista",
+                "parameters": [
+                    {
+                        "name": "monedas",
+                        "in": "query",
+                        "description": "Lista de datos para agregar",
+                        "required": true
+                    }
+                ],
+                "responses": {
+                    "200": {
+                        "description": "Entrega un listado de monedas y si fueron agregadas"
+                    }
+                }
+            }
+        },
+        "/monedas/edit": {
+            "put": {
+                "description": "Editar multiples monedas con una lista",
+                "parameters": [
+                    {
+                        "name": "monedas",
+                        "in": "query",
+                        "description": "Lista de datos para editar",
+                        "required": true
+                    }
+                ],
+                "responses": {
+                    "200": {
+                        "description": "Entrega un listado de monedas identificando si fueron editados"
+                    }
+                }
+            }
+        },
+        "/transaccion/{model_id}": {
+            "get": {
+                "description": "Entrega transaccion",
+                "parameters": [
+                    {
+                        "name": "id",
+                        "in": "path",
+                        "description": "transaccion id",
+                        "required": true
+                    }
+                ],
+                "responses": {
+                    "200": {
+                        "description": "transaccion found or null"
+                    }
+                }
+            }
+        },
+        "/transaccion/{model_id}/edit": {
+            "put": {
+                "description": "",
+                "parameters": [
+                    {
+                        "name": "model_id",
+                        "in": "path",
+                        "description": "transaccion id",
+                        "required": true
+                    },
+                    {
+                        "name": "transaccion",
+                        "in": "query",
+                        "description": "",
+                        "required": true
+                    }
+                ],
+                "responses": {
+                    "200": {
+                        "description": ""
+                    }
+                }
+            }
+        },
+        "/transaccion/{model_id}/remove": {
+            "delete": {
+                "description": "",
+                "parameters": [
+                    {
+                        "name": "model_id",
+                        "in": "path",
+                        "description": "transaccion id",
+                        "required": true
+                    }
+                ],
+                "responses": {
+                    "200": {
+                        "description": ""
+                    }
+                }
+            }
+        },
+        "/transacciones": {
+            "get": {
+                "description": "Entrega una lista de transacciones",
+                "responses": {
+                    "200": {
+                        "description": "Lista de transacciones"
+                    }
+                }
+            }
+        },
+        "/transacciones/add": {
+            "post": {
+                "description": "Agregar transacciones con una lista",
+                "parameters": [
+                    {
+                        "name": "transacciones",
+                        "in": "query",
+                        "description": "Lista de datos para agregar",
+                        "required": true
+                    }
+                ],
+                "responses": {
+                    "200": {
+                        "description": "Entrega un listado de transacciones y si fueron agregadas"
+                    }
+                }
+            }
+        },
+        "/transacciones/edit": {
+            "put": {
+                "description": "Editar multiples transacciones con una lista",
+                "parameters": [
+                    {
+                        "name": "transacciones",
+                        "in": "query",
+                        "description": "Lista de datos para editar",
+                        "required": true
+                    }
+                ],
+                "responses": {
+                    "200": {
+                        "description": "Entrega un listado de transacciones identificando si fueron editados"
+                    }
+                }
+            }
+        }
     }
-  }
-}
+}
\ No newline at end of file
diff --git a/api/resources/routes/categorias.php b/api/resources/routes/categorias.php
new file mode 100644
index 0000000..efdac64
--- /dev/null
+++ b/api/resources/routes/categorias.php
@@ -0,0 +1,6 @@
+<?php
+use Common\Controller\Categorias;
+
+$router = $app->getContainer()->get(\Common\Service\Router::class);
+$router->setController($app->getContainer()->get(Categorias::class));
+$router->build();
diff --git a/api/resources/routes/conecciones.php b/api/resources/routes/conecciones.php
new file mode 100644
index 0000000..11c48ed
--- /dev/null
+++ b/api/resources/routes/conecciones.php
@@ -0,0 +1,6 @@
+<?php
+use Common\Controller\Conecciones;
+
+$router = $app->getContainer()->get(\Common\Service\Router::class);
+$router->setController($app->getContainer()->get(Conecciones::class));
+$router->build();
diff --git a/api/resources/routes/cuentas.php b/api/resources/routes/cuentas.php
index 3fd3ea6..f1b57ea 100644
--- a/api/resources/routes/cuentas.php
+++ b/api/resources/routes/cuentas.php
@@ -1,12 +1,6 @@
 <?php
 use Common\Controller\Cuentas;
 
-$app->group('/cuentas', function($app) {
-    $app->post('/add[/]', [Cuentas::class, 'add']);
-    $app->post('/edit[/]', [Cuentas::class, 'edit']);
-    $app->get('[/]', Cuentas::class);
-});
-$app->group('/cuenta/{cuenta_id}', function($app) {
-    $app->post('/edit[/]', [Cuentas::class, 'editOne']);
-    $app->get('[/]', [Cuentas::class, 'get']);
-});
+$router = $app->getContainer()->get(\Common\Service\Router::class);
+$router->setController($app->getContainer()->get(Cuentas::class));
+$router->build();
diff --git a/api/resources/routes/monedas.php b/api/resources/routes/monedas.php
new file mode 100644
index 0000000..017d377
--- /dev/null
+++ b/api/resources/routes/monedas.php
@@ -0,0 +1,6 @@
+<?php
+use Common\Controller\Monedas;
+
+$router = $app->getContainer()->get(\Common\Service\Router::class);
+$router->setController($app->getContainer()->get(Monedas::class));
+$router->build();
diff --git a/api/resources/routes/transacciones.php b/api/resources/routes/transacciones.php
new file mode 100644
index 0000000..88497b7
--- /dev/null
+++ b/api/resources/routes/transacciones.php
@@ -0,0 +1,6 @@
+<?php
+use Common\Controller\Transacciones;
+
+$router = $app->getContainer()->get(\Common\Service\Router::class);
+$router->setController($app->getContainer()->get(Transacciones::class));
+$router->build();
diff --git a/api/setup/middlewares/99_error_handler.php b/api/setup/middlewares/99_error_handler.php
index 29c59fa..d6926de 100644
--- a/api/setup/middlewares/99_error_handler.php
+++ b/api/setup/middlewares/99_error_handler.php
@@ -1,2 +1,4 @@
 <?php
 $app->add($app->getContainer()->get(Zeuxisoo\Whoops\Slim\WhoopsMiddleware::class));
+$errorMiddleware = $app->addErrorMiddleware(true, true, true);
+$errorMiddleware->setDefaultErrorHandler($app->getContainer()->get(\Common\Middleware\Error::class));
diff --git a/api/setup/settings/02_common.php b/api/setup/settings/02_common.php
index 38c7030..14867d8 100644
--- a/api/setup/settings/02_common.php
+++ b/api/setup/settings/02_common.php
@@ -36,5 +36,11 @@ return [
             'python' => 'http://python:5000'
         ];
         return (object) $arr;
+    },
+    'documentation' => function(Container $container) {
+        return \ProVM\Implement\Path::fromArray([
+            $container->get('folders')->documentation,
+            'base.json'
+        ]);
     }
 ];
diff --git a/api/setup/setups/02_database.php b/api/setup/setups/02_database.php
index f602bc4..2d265ea 100644
--- a/api/setup/setups/02_database.php
+++ b/api/setup/setups/02_database.php
@@ -10,5 +10,8 @@ return [
             $settings->user['password'],
             $settings->name
         );
+    },
+    \ProVM\Concept\Factory\Model::class => function(ContainerInterface $container) {
+        return new \ProVM\Implement\Factory\Model($container);
     }
 ];
diff --git a/api/setup/setups/03_documenter.php b/api/setup/setups/03_documenter.php
new file mode 100644
index 0000000..38dd2d1
--- /dev/null
+++ b/api/setup/setups/03_documenter.php
@@ -0,0 +1,8 @@
+<?php
+use Psr\Container\ContainerInterface;
+
+return [
+    \Common\Service\Documenter::class => function(ContainerInterface $container) {
+        return new \Common\Service\Documenter($container->get('documentation'));
+    }
+];
diff --git a/api/src/Model/Categoria.php b/api/src/Model/Categoria.php
new file mode 100644
index 0000000..4a8c23c
--- /dev/null
+++ b/api/src/Model/Categoria.php
@@ -0,0 +1,29 @@
+<?php
+namespace Contabilidad\Model;
+
+use ProVM\Alias\Model;
+use Contabilidad\Model\Tipo\Categoria as TipoCategoria;
+
+class Categoria extends Model
+{
+    protected TipoCategoria $tipo;
+    public function setTipo(TipoCategoria $tipo): Categoria
+    {
+        $this->tipo = $tipo;
+        return $this;
+    }
+    public function getTipo(): TipoCategoria
+    {
+        return $this->tipo;
+    }
+    protected string $nombre;
+    public function setNombre(string $nombre): Categoria
+    {
+        $this->nombre = $nombre;
+        return $this;
+    }
+    public function getNombre(): string
+    {
+        return $this->nombre;
+    }
+}
diff --git a/api/src/Model/Coneccion.php b/api/src/Model/Coneccion.php
new file mode 100644
index 0000000..969563b
--- /dev/null
+++ b/api/src/Model/Coneccion.php
@@ -0,0 +1,18 @@
+<?php
+namespace Contabilidad\Model;
+
+use ProVM\Alias\Model;
+
+class Coneccion extends Model
+{
+    protected string $key;
+    public function setKey(string $key): Coneccion
+    {
+        $this->key = $key;
+        return $this;
+    }
+    public function getKey(): string
+    {
+        return $this->key;
+    }
+}
diff --git a/api/src/Model/Cuenta.php b/api/src/Model/Cuenta.php
index 34d2da2..5e62a98 100644
--- a/api/src/Model/Cuenta.php
+++ b/api/src/Model/Cuenta.php
@@ -5,16 +5,6 @@ use ProVM\Alias\Model;
 
 class Cuenta extends Model
 {
-    protected int $id;
-    public function setId(int $id): Cuenta
-    {
-        $this->id = $id;
-        return $this;
-    }
-    public function getId(): int
-    {
-        return $this->id;
-    }
     protected string $nombre;
     public function setNombre(string $nombre): Cuenta
     {
@@ -25,4 +15,14 @@ class Cuenta extends Model
     {
         return $this->nombre;
     }
+    protected Moneda $moneda;
+    public function setMoneda(Moneda $moneda): Cuenta
+    {
+        $this->moneda = $moneda;
+        return $this;
+    }
+    public function getMoneda(): Moneda
+    {
+        return $this->moneda;
+    }
 }
diff --git a/api/src/Model/Estado/Coneccion.php b/api/src/Model/Estado/Coneccion.php
new file mode 100644
index 0000000..86b7ffb
--- /dev/null
+++ b/api/src/Model/Estado/Coneccion.php
@@ -0,0 +1,41 @@
+<?php
+namespace Contabilidad\Model\Estado;
+
+use DateTimeInterface;
+use ProVM\Alias\Model;
+use Contabilidad\Model\Coneccion as Base;
+use Contabilidad\Model\Tipo\Estado\Coneccion as Tipo;
+
+class Coneccion extends Model
+{
+    protected Base $coneccion;
+    public function setConeccion(Base $coneccion): Coneccion
+    {
+        $this->coneccion = $coneccion;
+        return $this;
+    }
+    public function getConeccion(): Base
+    {
+        return $this->coneccion;
+    }
+    protected DateTimeInterface $fecha;
+    public function setFecha(DateTimeInterface $fecha): Coneccion
+    {
+        $this->fecha = $fecha;
+        return $this;
+    }
+    public function getFecha(): DateTimeInterface
+    {
+        return $this->fecha;
+    }
+    protected Tipo $tipo;
+    public function setTipo(Tipo $tipo): Coneccion
+    {
+        $this->tipo = $tipo;
+        return $this;
+    }
+    public function getTipo(): Tipo
+    {
+        return $this->tipo;
+    }
+}
diff --git a/api/src/Model/Moneda.php b/api/src/Model/Moneda.php
new file mode 100644
index 0000000..d1c047a
--- /dev/null
+++ b/api/src/Model/Moneda.php
@@ -0,0 +1,68 @@
+<?php
+namespace Contabilidad\Model;
+
+use ProVM\Alias\Model;
+
+class Moneda extends Model
+{
+    protected string $denominacion;
+    public function setDenominacion(string $denominacion): Moneda
+    {
+        $this->denominacion = $denominacion;
+        return $this;
+    }
+    public function getDenominacion(): string
+    {
+        return $this->denominacion;
+    }
+    protected string $codigo;
+    public function setCodigo(string $codigo): Moneda
+    {
+        $this->codigo = $codigo;
+        return $this;
+    }
+    public function getCodigo(): string
+    {
+        return $this->codigo;
+    }
+    protected string $prefijo;
+    public function setPrefijo(string $prefijo): Moneda
+    {
+        $this->prefijo = $prefijo;
+        return $this;
+    }
+    public function getPrefijo(): string
+    {
+        return $this->prefijo ?? '';
+    }
+    protected string $sufijo;
+    public function setSufijo(string $sufijo): Moneda
+    {
+        $this->sufijo = $sufijo;
+        return $this;
+    }
+    public function getSufijo(): string
+    {
+        return $this->sufijo ?? '';
+    }
+    protected int $decimales;
+    public function setDecimales(int $decimales): Moneda
+    {
+        $this->decimales = $decimales;
+        return $this;
+    }
+    public function getDecimales(): int
+    {
+        return $this->decimales ?? 0;
+    }
+
+    public function format(float $value): string
+    {
+        $output = [
+            $this->getPrefijo(),
+            number_format($value, $this->getDecimales()),
+            $this->getSufijo()
+        ];
+        return implode(' ', $output);
+    }
+}
diff --git a/api/src/Model/Tipo/Categoria.php b/api/src/Model/Tipo/Categoria.php
new file mode 100644
index 0000000..e1c5229
--- /dev/null
+++ b/api/src/Model/Tipo/Categoria.php
@@ -0,0 +1,18 @@
+<?php
+namespace Contabilidad\Model\Tipo;
+
+use ProVM\Alias\Model;
+
+class Categoria extends Model
+{
+    protected string $nombre;
+    public function setNombre(string $nombre): Categoria
+    {
+        $this->nombre = $nombre;
+        return $this;
+    }
+    public function getNombre(): string
+    {
+        return $this->nombre;
+    }
+}
diff --git a/api/src/Model/Tipo/Estado/Coneccion.php b/api/src/Model/Tipo/Estado/Coneccion.php
new file mode 100644
index 0000000..663b470
--- /dev/null
+++ b/api/src/Model/Tipo/Estado/Coneccion.php
@@ -0,0 +1,18 @@
+<?php
+namespace Contabilidad\Model\Tipo\Estado;
+
+use ProVM\Alias\Model;
+
+class Coneccion extends Model
+{
+    protected string $descripcion;
+    public function setDescripcion(string $descripcion): Coneccion
+    {
+        $this->descripcion = $descripcion;
+        return $this;
+    }
+    public function getDescripcion(): string
+    {
+        return $this->descripcion;
+    }
+}
diff --git a/api/src/Model/Tipo/Transaccion.php b/api/src/Model/Tipo/Transaccion.php
new file mode 100644
index 0000000..cdbb649
--- /dev/null
+++ b/api/src/Model/Tipo/Transaccion.php
@@ -0,0 +1,28 @@
+<?php
+namespace Contabilidad\Model\Tipo;
+
+use ProVM\Alias\Model;
+
+class Transaccion extends Model
+{
+    protected string $nombre;
+    public function setNombre(string $nombre): Transaccion
+    {
+        $this->nombre = $nombre;
+        return $this;
+    }
+    public function getNombre(): string
+    {
+        return $this->nombre;
+    }
+    protected string $color;
+    public function setColor(string $color): Transaccion
+    {
+        $this->color = $color;
+        return $this;
+    }
+    public function getColor(): string
+    {
+        return $this->color;
+    }
+}
diff --git a/api/src/Model/Transaccion.php b/api/src/Model/Transaccion.php
new file mode 100644
index 0000000..2d23242
--- /dev/null
+++ b/api/src/Model/Transaccion.php
@@ -0,0 +1,70 @@
+<?php
+namespace Contabilidad\Model;
+
+use DateTimeInterface;
+use ProVM\Alias\Model;
+use Contabilidad\Model\Tipo\Transaccion as Tipo;
+
+class Transaccion extends Model
+{
+    protected Cuenta $cuenta;
+    public function setCuenta(Cuenta $cuenta): Transaccion
+    {
+        $this->cuenta = $cuenta;
+        return $this;
+    }
+    public function getCuenta(): Cuenta
+    {
+        return $this->cuenta;
+    }
+    protected string $glosa;
+    public function setGlosa(string $glosa): Transaccion
+    {
+        $this->glosa = $glosa;
+        return $this;
+    }
+    public function getGlosa(): string
+    {
+        return $this->glosa;
+    }
+    protected Tipo $tipo;
+    public function setTipo(Tipo $tipo): Transaccion
+    {
+        $this->tipo = $tipo;
+        return $this;
+    }
+    public function getTipo(): Tipo
+    {
+        return $this->tipo;
+    }
+    protected float $valor;
+    public function setValor(float $valor): Transaccion
+    {
+        $this->valor = $valor;
+        return $this;
+    }
+    public function getValor(): float
+    {
+        return $this->valor;
+    }
+    protected Categoria $categoria;
+    public function setCategoria(Categoria $categoria): Transaccion
+    {
+        $this->categoria = $categoria;
+        return $this;
+    }
+    public function getCategoria(): Categoria
+    {
+        return $this->categoria;
+    }
+    protected DateTimeInterface $fecha;
+    public function setFecha(DateTimeInterface $fecha): Transaccion
+    {
+        $this->fecha = $fecha;
+        return $this;
+    }
+    public function getFecha(): DateTimeInterface
+    {
+        return $this->fecha;
+    }
+}
diff --git a/api/src/Repository/Categoria.php b/api/src/Repository/Categoria.php
new file mode 100644
index 0000000..3629c25
--- /dev/null
+++ b/api/src/Repository/Categoria.php
@@ -0,0 +1,43 @@
+<?php
+namespace Contabilidad\Repository;
+
+use Psr\Database\DatabaseInterface;
+use PDOException;
+use ProVM\Alias\Repository;
+use ProVM\Concept\Factory\Model as FactoryInterface;
+use ProVM\Concept\Model;
+use ProVM\Implement\Database\QueryBuilder;
+use Contabilidad\Model\Categoria as BaseModel;
+use Contabilidad\Model\Tipo\Categoria as Tipo;
+
+class Categoria extends Repository
+{
+    public function setup(): void
+    {
+        $this->setTable('categorias');
+        $this->addProperties(['tipo_id', 'nombre']);
+    }
+
+    public function load(array $data_row): Model
+    {
+        return (new BaseModel())
+            ->setId($data_row['id'])
+            ->setTipo($this->getFactory()->find(Tipo::class)->fetchById($data_row['tipo_id']))
+            ->setNombre($data_row['nombre']);
+    }
+    public function create(array $data): Model
+    {
+        try {
+            return $this->fetchByNombre($data['nombre']);
+        } catch (PDOException $e) {
+            return (new BaseModel())
+                ->setNew()
+                ->setNombre($data['nombre']);
+        }
+    }
+    public function fetchByNombre(string $nombre): Model
+    {
+        $query = $this->getQueryBuilder()->select()->from($this->getTable())->where('nombre = ?');
+        return $this->load($this->getDatabase()->prepare($query)->execute([$nombre])[0]);
+    }
+}
diff --git a/api/src/Repository/Coneccion.php b/api/src/Repository/Coneccion.php
new file mode 100644
index 0000000..9fbce14
--- /dev/null
+++ b/api/src/Repository/Coneccion.php
@@ -0,0 +1,41 @@
+<?php
+namespace Contabilidad\Repository;
+
+use PDOException;
+use Psr\Database\DatabaseInterface;
+use ProVM\Alias\Repository;
+use ProVM\Concept\Factory\Model as FactoryInterface;
+use ProVM\Concept\Model;
+use ProVM\Implement\Database\QueryBuilder;
+use Contabilidad\Model\Coneccion as BaseModel;
+
+class Coneccion extends Repository
+{
+    public function setup(): void
+    {
+        $this->setTable('conecciones');
+        $this->addProperties(['key']);
+    }
+
+    public function load(array $data_row): Model
+    {
+        return (new BaseModel())
+            ->setId($data_row['id'])
+            ->setKey($data_row['key']);
+    }
+    public function create(array $data): Model
+    {
+        try {
+            return $this->fetchByKey($data['key']);
+        } catch (PDOException $e) {
+            return (new BaseModel())
+                ->setNew()
+                ->setKey($data['key']);
+        }
+    }
+    public function fetchByKey(string $key): Model
+    {
+        $query = $this->getQueryBuilder()->select()->from($this->getTable())->where('key = ?');
+        return $this->load($this->getDatabase()->prepare($query)->execute([$key])[0]);
+    }
+}
diff --git a/api/src/Repository/Cuenta.php b/api/src/Repository/Cuenta.php
index 4b1cc85..79fe961 100644
--- a/api/src/Repository/Cuenta.php
+++ b/api/src/Repository/Cuenta.php
@@ -5,23 +5,22 @@ use Psr\Database\DatabaseInterface;
 use PDOException;
 use ProVM\Alias\Repository;
 use ProVM\Concept\Model;
-use ProVM\Implement\Database\QueryBuilder;
 use Contabilidad\Model\Cuenta as BaseModel;
 
 class Cuenta extends Repository
 {
-    public function __construct(DatabaseInterface $database, QueryBuilder $builder)
+    public function setup(): void
     {
-        parent::__construct($database, $builder);
         $this->setTable('cuentas');
-        $this->setProperties(['id', 'nombre', 'tipo']);
+        $this->addProperties(['nombre']);
     }
 
     public function load(array $data_row): Model
     {
         return (new BaseModel())
             ->setId($data_row['id'])
-            ->setNombre($data_row['nombre']);
+            ->setNombre($data_row['nombre'])
+            ->setMoneda($this->getFactory()->find(Moneda::class)->fetchById($data_row['moneda_id']));
     }
     public function create(array $data): Model
     {
@@ -30,23 +29,13 @@ class Cuenta extends Repository
         } catch (PDOException $e) {
             return (new BaseModel())
                 ->setNew()
-                ->setNombre($data['nombre']);
+                ->setNombre($data['nombre'])
+                ->setMoneda($this->getFactory()->find(Moneda::class)->fetchById($data['moneda_id']));
         }
     }
-
-    public function fetchById(int $id): Model
-    {
-        $query = $this->getQueryBuilder()->select()->from($this->getTable())->where('id = ?')->build();
-        return $this->load($this->getDatabase()->prepare($query)->execute([$id])[0]);
-    }
     public function fetchByNombre(string $nombre): Model
     {
         $query = $this->getQueryBuilder()->select()->from($this->getTable())->where('nombre = ?')->build();
         return $this->load($this->getDatabase()->prepare($query)->execute([$nombre])[0]);
     }
-    public function delete(Model $model): void
-    {
-        $query = $this->getQueryBuilder()->delete()->from($this->getTable())->where('id = ?')->build();
-        $this->getDatabase()->prepare($query)->delete([$model->getId()]);
-    }
 }
diff --git a/api/src/Repository/Estado/Coneccion.php b/api/src/Repository/Estado/Coneccion.php
new file mode 100644
index 0000000..aed491d
--- /dev/null
+++ b/api/src/Repository/Estado/Coneccion.php
@@ -0,0 +1,36 @@
+<?php
+namespace Contabilidad\Repository\Estado;
+
+use Psr\Database\DatabaseInterface;
+use Safe\DateTimeImmutable;
+use ProVM\Alias\Repository;
+use ProVM\Concept\Factory\Model as FactoryInterface;
+use ProVM\Concept\Model;
+use ProVM\Implement\Database\QueryBuilder;
+use Contabilidad\Model\Estado\Coneccion as BaseModel;
+use Contabilidad\Model\Coneccion as Base;
+use Contabilidad\Model\Tipo\Estado\Coneccion as Tipo;
+
+class Coneccion extends Repository
+{
+    public function setup(): void
+    {
+        $this->setTable('estados_conecciones');
+        $this->addProperties(['coneccion_id', 'fecha', 'tipo_id']);
+    }
+
+    public function load(array $data_row): Model
+    {
+        return (new BaseModel())
+            ->setId($data_row['id'])
+            ->setConeccion($this->getFactory()->find(Base::class)->fetchById($data_row['coneccion_id']))
+            ->setFecha(new DateTimeImmutable($data_row['fecha']))
+            ->setTipo($this->getFactory()->find(Tipo::class)->fetchById($data_row['tipo_id']));
+    }
+    public function create(array $data): Model
+    {
+        return (new BaseModel())
+            ->setNew()
+            ->setFecha(new DateTimeImmutable($data['fecha']));
+    }
+}
diff --git a/api/src/Repository/Moneda.php b/api/src/Repository/Moneda.php
new file mode 100644
index 0000000..ab25024
--- /dev/null
+++ b/api/src/Repository/Moneda.php
@@ -0,0 +1,56 @@
+<?php
+namespace Contabilidad\Repository;
+
+use ProVM\Alias\Repository;
+use ProVM\Concept\Model;
+use Contabilidad\Model\Moneda as BaseModel;
+
+class Moneda extends Repository
+{
+    public function setup(): void
+    {
+        $this->setTable('monedas');
+        $this->setProperties(['denominacion', 'codigo', 'prefijo', 'sufijo', 'decimales']);
+    }
+
+    public function load(array $data_row): Model
+    {
+        return (new BaseModel())
+            ->setId($data_row['id'])
+            ->setDenominacion($data_row['denominacion'])
+            ->setCodigo($data_row['codigo'])
+            ->setPrefijo($data_row['prefijo'])
+            ->setSufijo($data_row['sufijo'])
+            ->setDecimales($data_row['decimales']);
+    }
+
+    public function create(array $data): Model
+    {
+        try {
+            return $this->fetchByCodigo($data['codigo']);
+        } catch (\PDOException $e) {
+            try {
+                return $this->fetchByDenominacion($data['denominacion']);
+            } catch (\PDOException $e) {
+                return (new BaseModel())
+                    ->setNew()
+                    ->setDenominacion($data['denominacion'])
+                    ->setCodigo($data['codigo'])
+                    ->setPrefijo($data['prefijo'])
+                    ->setSufijo($data['sufijo'])
+                    ->setDecimales($data['decimales']);
+            }
+        }
+    }
+
+    public function fetchByCodigo(string $codigo): Moneda
+    {
+        $query = $this->getQueryBuilder()->select()->where('codigo = ?');
+        return $this->load($this->getDatabase()->prepare($query)->execute([$codigo])[0]);
+    }
+    public function fetchByDenominacion(string $denominacion): Moneda
+    {
+        $query = $this->getQueryBuilder()->select()->where('denominacion = ?');
+        return $this->load($this->getDatabase()->prepare($query)->execute([$denominacion])[0]);
+    }
+}
diff --git a/api/src/Repository/Tipo/Categoria.php b/api/src/Repository/Tipo/Categoria.php
new file mode 100644
index 0000000..d3d1dfe
--- /dev/null
+++ b/api/src/Repository/Tipo/Categoria.php
@@ -0,0 +1,41 @@
+<?php
+namespace Contabilidad\Repository\Tipo;
+
+use Psr\Database\DatabaseInterface;
+use PDOException;
+use ProVM\Alias\Repository;
+use ProVM\Concept\Factory\Model as FactoryInterface;
+use ProVM\Concept\Model;
+use ProVM\Implement\Database\QueryBuilder;
+use Contabilidad\Model\Tipo\Categoria as BaseModel;
+
+class Categoria extends Repository
+{
+    public function setup(): void
+    {
+        $this->setTable('tipos_categorias');
+        $this->addProperties(['nombre']);
+    }
+
+    public function load(array $data_row): Model
+    {
+        return (new BaseModel())
+            ->setId($data_row['id'])
+            ->setNombre($data_row['nombre']);
+    }
+    public function create(array $data): Model
+    {
+        try {
+            return $this->fetchByNombre($data['nombre']);
+        } catch (PDOException $e) {
+            return (new BaseModel())
+                ->setNew()
+                ->setNombre($data['nombre']);
+        }
+    }
+    public function fetchByNombre(string $nombre): Model
+    {
+        $query = $this->getQueryBuilder()->select()->from($this->getTable())->where('nombre = ?');
+        return $this->load($this->getDatabase()->prepare($query)->execute([$nombre])[0]);
+    }
+}
diff --git a/api/src/Repository/Tipo/Estado/Coneccion.php b/api/src/Repository/Tipo/Estado/Coneccion.php
new file mode 100644
index 0000000..2b6c481
--- /dev/null
+++ b/api/src/Repository/Tipo/Estado/Coneccion.php
@@ -0,0 +1,41 @@
+<?php
+namespace Contabilidad\Repository\Tipo\Estado;
+
+use Psr\Database\DatabaseInterface;
+use PDOException;
+use ProVM\Alias\Repository;
+use ProVM\Concept\Factory\Model as FactoryInterface;
+use ProVM\Concept\Model;
+use ProVM\Implement\Database\QueryBuilder;
+use Contabilidad\Model\Tipo\Estado\Coneccion as BaseModel;
+
+class Coneccion extends Repository
+{
+    public function setup(): void
+    {
+        $this->setTable('tipos_estados_conecciones');
+        $this->addProperties(['descripcion']);
+    }
+
+    public function load(array $data_row): Model
+    {
+        return (new BaseModel())
+            ->setId($data_row['id'])
+            ->setDescripcion($data_row['descripcion']);
+    }
+    public function create(array $data): Model
+    {
+        try {
+            return $this->fetchByDescripcion($data['descripcion']);
+        } catch (PDOException $e) {
+            return (new BaseModel())
+                ->setNew()
+                ->setDescripcion($data['descripcion']);
+        }
+    }
+    public function fetchByDescripcion(string $descripcion): Model
+    {
+        $query = $this->getQueryBuilder()->select()->from($this->getTable())->where('descripcion = ?');
+        return $this->load($this->getDatabase()->prepare($query)->execute([$descripcion])[0]);
+    }
+}
diff --git a/api/src/Repository/Transaccion.php b/api/src/Repository/Transaccion.php
new file mode 100644
index 0000000..88359bd
--- /dev/null
+++ b/api/src/Repository/Transaccion.php
@@ -0,0 +1,41 @@
+<?php
+
+namespace Contabilidad\Repository;
+
+use ProVM\Alias\Repository;
+use ProVM\Concept\Model;
+use Contabilidad\Model\Transaccion as BaseModel;
+use Safe\DateTimeImmutable;
+
+class Transaccion extends Repository
+{
+    public function setup(): void
+    {
+        $this->setTable('cuentas');
+        $this->addProperties(['nombre']);
+    }
+
+    public function load(array $data_row): Model
+    {
+        return (new BaseModel())
+            ->setId($data_row['id'])
+            ->setCuenta($this->getFactory()->find(Cuenta::class)->fetchById($data_row['cuenta_id']))
+            ->setGlosa($data_row['glosa'])
+            ->setTipo($this->getFactory()->find(Tipo::class)->fetchById($data_row['tipo_id']))
+            ->setValor($data_row['valor'])
+            ->setCategoria($this->getFactory()->find(Categoria::class)->fetchById($data_row['categoria_id']))
+            ->setFecha(new DateTimeImmutable($data_row['fecha']));
+    }
+
+    public function create(array $data): Model
+    {
+        return (new BaseModel())
+            ->setNew()
+            ->setCuenta($this->getFactory()->find(Cuenta::class)->fetchById($data['cuenta_id']))
+            ->setGlosa($data['glosa'])
+            ->setTipo($this->getFactory()->find(Tipo::class)->fetchById($data['tipo_id']))
+            ->setValor($data['valor'])
+            ->setCategoria($this->getFactory()->find(Categoria::class)->fetchById($data['categoria_id']))
+            ->setFecha(new DateTimeImmutable($data['fecha']));
+    }
+}
diff --git a/docker-compose.yml b/docker-compose.yml
index 762a041..619cc94 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -39,6 +39,8 @@ services:
     <<: *restart
     image: mariadb
     env_file: .db.env
+    ports:
+      - "3309:3306"
     volumes:
       - contabilidad_data:/var/lib/mysql
   adminer: