diff --git a/Plugin Favoritar Posts.postman_collection.json b/Plugin Favoritar Posts.postman_collection.json
new file mode 100644
index 0000000..315962a
--- /dev/null
+++ b/Plugin Favoritar Posts.postman_collection.json	
@@ -0,0 +1,90 @@
+{
+	"info": {
+		"_postman_id": "d0aa2c70-b123-4836-8484-701ee99c72af",
+		"name": "Plugin Favoritar Posts",
+		"description": "Usando a WP Rest API favorite, desfavorite e liste os posts favoritados.",
+		"schema": "https://schema.getpostman.com/json/collection/v2.1.0/collection.json",
+		"_exporter_id": "7736609",
+		"_collection_link": "https://grey-space-336270.postman.co/workspace/Desafio-APIKI~0befd4d9-768c-4b58-b81d-11b2d65b7a80/collection/7736609-d0aa2c70-b123-4836-8484-701ee99c72af?action=share&source=collection_link&creator=7736609"
+	},
+	"item": [
+		{
+			"name": "Listar Posts",
+			"request": {
+				"method": "GET",
+				"header": [],
+				"url": {
+					"raw": "{{URL}}/wp-json/plugin-fav-post/listar-posts",
+					"host": [
+						"{{URL}}"
+					],
+					"path": [
+						"wp-json",
+						"plugin-fav-post",
+						"listar-posts"
+					]
+				}
+			},
+			"response": []
+		},
+		{
+			"name": "Favoritar Post",
+			"request": {
+				"method": "GET",
+				"header": []
+			},
+			"response": []
+		},
+		{
+			"name": "Desfavoritar Post",
+			"request": {
+				"method": "GET",
+				"header": []
+			},
+			"response": []
+		}
+	],
+	"auth": {
+		"type": "basic",
+		"basic": [
+			{
+				"key": "password",
+				"value": "admin",
+				"type": "string"
+			},
+			{
+				"key": "username",
+				"value": "admin",
+				"type": "string"
+			}
+		]
+	},
+	"event": [
+		{
+			"listen": "prerequest",
+			"script": {
+				"type": "text/javascript",
+				"packages": {},
+				"exec": [
+					""
+				]
+			}
+		},
+		{
+			"listen": "test",
+			"script": {
+				"type": "text/javascript",
+				"packages": {},
+				"exec": [
+					""
+				]
+			}
+		}
+	],
+	"variable": [
+		{
+			"key": "URL",
+			"value": "https://wp-plugin-favoritar-posts.ddev.site"
+		}
+	]
+}
\ No newline at end of file
diff --git a/classes/CreateTable.php b/classes/CreateTable.php
new file mode 100644
index 0000000..012b921
--- /dev/null
+++ b/classes/CreateTable.php
@@ -0,0 +1,64 @@
+<?php
+/**
+ * Arquivo da classe CreateTable
+ * 
+ * PHP version 7.4
+ * 
+ * @category CreateTable
+ * @package  WPPluginFavoritarPosts
+ * @author   Alan Pardini Sant Ana <alanps2012@gmail.com>
+ * @license  http://opensource.org/licenses/MIT MIT
+ * @link     https://www.linkedin.com/in/alanpardinisantana/
+ */
+
+namespace App;
+
+/**
+ * Classe de criação da nova tabela no banco de dados
+ * 
+ * PHP version 7.4
+ * 
+ * @category Class
+ * @package  CreateTable
+ * @author   Alan Pardini Sant Ana <alanps2012@gmail.com>
+ * @license  http://opensource.org/licenses/MIT MIT
+ * @link     https://www.linkedin.com/in/alanpardinisantana/
+ */
+class CreateTable
+{
+
+    /**
+     * Construct
+     */
+    public function __construct()
+    {
+        /**
+         * Hooks
+         */
+        register_activation_hook( MAINDIR . '/favoritar-posts.php', [ $this, 'create_new_table' ] );
+    }
+
+    /**
+     * Função de criação da nova tabela
+     *
+     * @return null Não retorna nada
+     */
+    public function create_new_table() {
+        global $wpdb;
+
+        $table_name = $wpdb->prefix . 'favoritar_posts';
+        $charset_collate = $wpdb->get_charset_collate();
+
+        $sql = "CREATE TABLE $table_name (
+        id mediumint(9) NOT NULL AUTO_INCREMENT,
+        user_id mediumint(9) NOT NULL,
+        post_id mediumint(9) NOT NULL,
+        PRIMARY KEY  (id)
+        ) $charset_collate;";
+
+        $wpdb->query( $sql );
+    }
+
+}
+
+$CreateTable = new CreateTable();
diff --git a/classes/LoginNaWPRestAPI.php b/classes/LoginNaWPRestAPI.php
new file mode 100644
index 0000000..6431a23
--- /dev/null
+++ b/classes/LoginNaWPRestAPI.php
@@ -0,0 +1,116 @@
+<?php
+/**
+ * Arquivo da classe LoginNaWPRestAPI
+ * 
+ * PHP version 7.4
+ * 
+ * @category LoginNaWPRestAPI
+ * @package  WPPluginFavoritarPosts
+ * @author   Alan Pardini Sant Ana <alanps2012@gmail.com>
+ * @license  http://opensource.org/licenses/MIT MIT
+ * @link     https://www.linkedin.com/in/alanpardinisantana/
+ */
+
+namespace App;
+
+/**
+ * Login na WP Rest API
+ * 
+ * PHP version 7.4
+ * 
+ * @category Class
+ * @package  LoginNaWPRestAPI
+ * @author   Alan Pardini Sant Ana <alanps2012@gmail.com>
+ * @license  http://opensource.org/licenses/MIT MIT
+ * @link     https://www.linkedin.com/in/alanpardinisantana/
+ */
+class LoginNaWPRestAPI
+{
+
+    /**
+     * Construct
+     */
+    public function __construct()
+    {
+        /**
+         * Hooks
+         */
+        add_filter( 'rest_authentication_errors', [ $this, 'rest_auth' ] );
+        add_filter( 'determine_current_user', [ $this, 'json_basic_auth_handler' ], 20 );
+    }
+
+    /**
+     * Função de retorno de não logado
+     *
+     * @return null Não retorna nada
+     */
+    public function rest_auth( $result ) {
+        // If a previous authentication check was applied,
+        // pass that result along without modification.
+        if ( true === $result || is_wp_error( $result ) ) {
+            return $result;
+        }
+    
+        // No authentication has been performed yet.
+        // Return an error if user is not logged in.
+        if ( ! is_user_logged_in() ) {
+            return new \WP_Error(
+                'rest_not_logged_in',
+                __( 'You are not currently logged in.' ),
+                array( 'status' => 401 )
+            );
+        }
+    
+        // Our custom authentication check should have no effect
+        // on logged-in requests
+        return $result;
+    }
+
+    /**
+     * Função de determinação do usuário logado
+     *
+     * @return null Não retorna nada
+     */
+    public function json_basic_auth_handler( $user ) {
+        global $wp_json_basic_auth_error;
+    
+        $wp_json_basic_auth_error = null;
+    
+        // Don't authenticate twice
+        if ( ! empty( $user ) ) {
+            return $user;
+        }
+    
+        // Check that we're trying to authenticate
+        if ( !isset( $_SERVER['PHP_AUTH_USER'] ) ) {
+            return $user;
+        }
+    
+        $username = $_SERVER['PHP_AUTH_USER'];
+        $password = $_SERVER['PHP_AUTH_PW'];
+    
+        /**
+         * In multi-site, wp_authenticate_spam_check filter is run on authentication. This filter calls
+         * get_currentuserinfo which in turn calls the determine_current_user filter. This leads to infinite
+         * recursion and a stack overflow unless the current function is removed from the determine_current_user
+         * filter during authentication.
+         */
+        remove_filter( 'determine_current_user', [ $this, 'json_basic_auth_handler' ], 20 );
+    
+        $user = wp_authenticate( $username, $password );
+    
+        add_filter( 'determine_current_user', [ $this, 'json_basic_auth_handler' ], 20 );
+    
+        if ( is_wp_error( $user ) ) {
+            $wp_json_basic_auth_error = $user;
+            return null;
+        }
+    
+        $wp_json_basic_auth_error = true;
+    
+        return $user->ID;
+    }
+
+}
+
+$LoginNaWPRestAPI = new LoginNaWPRestAPI();
diff --git a/classes/WPRestApiDesfavPost.php b/classes/WPRestApiDesfavPost.php
new file mode 100644
index 0000000..70ac210
--- /dev/null
+++ b/classes/WPRestApiDesfavPost.php
@@ -0,0 +1,85 @@
+<?php
+/**
+ * Arquivo da classe WPRestApiDesfavPost
+ * 
+ * PHP version 7.4
+ * 
+ * @category WPRestApiDesfavPost
+ * @package  WPPluginFavoritarPosts
+ * @author   Alan Pardini Sant Ana <alanps2012@gmail.com>
+ * @license  http://opensource.org/licenses/MIT MIT
+ * @link     https://www.linkedin.com/in/alanpardinisantana/
+ */
+
+namespace App;
+
+/**
+ * Classe de desfavoritar o post na WP Rest API
+ * 
+ * PHP version 7.4
+ * 
+ * @category Class
+ * @package  WPRestApiDesfavPost
+ * @author   Alan Pardini Sant Ana <alanps2012@gmail.com>
+ * @license  http://opensource.org/licenses/MIT MIT
+ * @link     https://www.linkedin.com/in/alanpardinisantana/
+ */
+class WPRestApiDesfavPost
+{
+
+    /**
+     * Construct
+     */
+    public function __construct()
+    {
+        /**
+         * Hooks
+         */
+        add_action( 'rest_api_init', [ $this, 'create_custon_endpoint' ] );
+    }
+
+    /**
+     * Função de criação do endpoint
+     *
+     * @return null Não retorna nada
+     */
+    public function create_custon_endpoint(){
+        register_rest_route(
+            'plugin-fav-post',
+            '/desfavoritar-post',
+            array(
+                'methods' => 'POST',
+                'callback' => [ $this, 'desfav_post' ],
+            )
+        );
+    }
+
+    /**
+     * Função de desfavoritar e retornar na WP Rest API
+     *
+     * @return string Retorna sucesso ou falha
+     */
+    public function desfav_post() {
+        $get_post = get_post( $_POST[ 'post_id' ] );
+        if( $get_post ) {
+
+            global $wpdb;
+
+            $table_name = $wpdb->prefix . 'favoritar_posts';
+            $user_ID = get_current_user_id();
+
+            $wpdb->delete($table_name, array(
+                "post_id" => $_POST[ 'post_id' ],
+                "user_id" => $user_ID,
+             ));
+
+            return __( 'Post defavoritado com sucesso!' );
+
+        } else {
+            return __( 'Post ID não existe.' );
+        }
+    }
+
+}
+
+$WPRestApiDesfavPost = new WPRestApiDesfavPost();
diff --git a/classes/WPRestApiFavPost.php b/classes/WPRestApiFavPost.php
new file mode 100644
index 0000000..5622ca2
--- /dev/null
+++ b/classes/WPRestApiFavPost.php
@@ -0,0 +1,85 @@
+<?php
+/**
+ * Arquivo da classe WPRestApiFavPost
+ * 
+ * PHP version 7.4
+ * 
+ * @category WPRestApiFavPost
+ * @package  WPPluginFavoritarPosts
+ * @author   Alan Pardini Sant Ana <alanps2012@gmail.com>
+ * @license  http://opensource.org/licenses/MIT MIT
+ * @link     https://www.linkedin.com/in/alanpardinisantana/
+ */
+
+namespace App;
+
+/**
+ * Classe de favoritar o post na WP Rest API
+ * 
+ * PHP version 7.4
+ * 
+ * @category Class
+ * @package  WPRestApiFavPost
+ * @author   Alan Pardini Sant Ana <alanps2012@gmail.com>
+ * @license  http://opensource.org/licenses/MIT MIT
+ * @link     https://www.linkedin.com/in/alanpardinisantana/
+ */
+class WPRestApiFavPost
+{
+
+    /**
+     * Construct
+     */
+    public function __construct()
+    {
+        /**
+         * Hooks
+         */
+        add_action( 'rest_api_init', [ $this, 'create_custon_endpoint' ] );
+    }
+
+    /**
+     * Função de criação do endpoint
+     *
+     * @return null Não retorna nada
+     */
+    public function create_custon_endpoint(){
+        register_rest_route(
+            'plugin-fav-post',
+            '/favoritar-post',
+            array(
+                'methods' => 'POST',
+                'callback' => [ $this, 'fav_post' ],
+            )
+        );
+    }
+
+    /**
+     * Função de favoritar e retornar na WP Rest API
+     *
+     * @return string Retorna sucesso ou falha
+     */
+    public function fav_post() {
+        $get_post = get_post( $_POST[ 'post_id' ] );
+        if( $get_post ) {
+
+            global $wpdb;
+
+            $table_name = $wpdb->prefix . 'favoritar_posts';
+            $user_ID = get_current_user_id();
+
+            $wpdb->insert($table_name, array(
+                "post_id" => $_POST[ 'post_id' ],
+                "user_id" => $user_ID,
+             ));
+
+            return __( 'Post favoritado com sucesso!' );
+
+        } else {
+            return __( 'Post ID não existe.' );
+        }
+    }
+
+}
+
+$WPRestApiFavPost = new WPRestApiFavPost();
diff --git a/classes/WPRestApiGetFavPosts.php b/classes/WPRestApiGetFavPosts.php
new file mode 100644
index 0000000..1b57e3c
--- /dev/null
+++ b/classes/WPRestApiGetFavPosts.php
@@ -0,0 +1,90 @@
+<?php
+/**
+ * Arquivo da classe WPRestApiGetFavPosts
+ * 
+ * PHP version 7.4
+ * 
+ * @category WPRestApiGetFavPosts
+ * @package  WPPluginFavoritarPosts
+ * @author   Alan Pardini Sant Ana <alanps2012@gmail.com>
+ * @license  http://opensource.org/licenses/MIT MIT
+ * @link     https://www.linkedin.com/in/alanpardinisantana/
+ */
+
+namespace App;
+
+/**
+ * Classe de listar posts favoritos
+ * 
+ * PHP version 7.4
+ * 
+ * @category Class
+ * @package  WPRestApiGetFavPosts
+ * @author   Alan Pardini Sant Ana <alanps2012@gmail.com>
+ * @license  http://opensource.org/licenses/MIT MIT
+ * @link     https://www.linkedin.com/in/alanpardinisantana/
+ */
+class WPRestApiGetFavPosts
+{
+
+    /**
+     * Construct
+     */
+    public function __construct()
+    {
+        /**
+         * Hooks
+         */
+        add_action( 'rest_api_init', [ $this, 'create_custon_endpoint' ] );
+    }
+
+    /**
+     * Função de criação do endpoint
+     *
+     * @return null Não retorna nada
+     */
+    public function create_custon_endpoint(){
+        register_rest_route(
+            'plugin-fav-post',
+            '/listar-posts',
+            array(
+                'methods' => 'GET',
+                'callback' => [ $this, 'get_fav_posts' ],
+            )
+        );
+    }
+
+    /**
+     * Função para listar os posts na WP Rest API
+     *
+     * @return array Retorna os posts
+     */
+    public function get_fav_posts() {
+        global $wpdb;
+
+        $user_ID = get_current_user_id();
+        $table_name = $wpdb->prefix . 'favoritar_posts';
+        $query = $wpdb->get_results( "SELECT * FROM $table_name WHERE user_id = $user_ID" );
+        
+        if( !$query ) {
+            return __( 'Nenhum post favoritado.' );
+        }
+
+        $post_ids = [];
+        foreach ( $query as $value ) {
+            $post_ids[] = $value->post_id;
+        }
+
+        $args = array(
+            'post_type' => array( 'post' ),
+            'orderby' => 'DESC',
+            'post__in' => $post_ids
+        );
+
+        $posts = get_posts( $args );
+        return $posts;
+    }
+
+}
+
+$WPRestApiGetFavPosts = new WPRestApiGetFavPosts();
diff --git a/favoritar-posts.php b/favoritar-posts.php
new file mode 100644
index 0000000..109b1e6
--- /dev/null
+++ b/favoritar-posts.php
@@ -0,0 +1,23 @@
+<?php
+/**
+ * Plugin Name: Favoritar Posts
+ * Plugin URI: https://github.com/arunbasillal/WordPress-Starter-Plugin
+ * Description: Plugin para favoritar posts usando a WP Rest API
+ * Author: Alan Pardini Sant Ana
+ * Author URI: https://www.linkedin.com/in/alanpardinisantana/
+ * Version: 1.0
+ * Text Domain: favoritar-posts
+ * Domain Path: /languages
+ * License: GPL v2 - http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
+ */
+
+if ( ! defined( 'ABSPATH' ) ) exit;
+
+define( 'MAINDIR', __DIR__ );
+
+require_once plugin_dir_path( __FILE__ ) . '/classes/CreateTable.php';
+require_once plugin_dir_path( __FILE__ ) . '/classes/LoginNaWPRestAPI.php';
+require_once plugin_dir_path( __FILE__ ) . '/classes/WPRestApiFavPost.php';
+require_once plugin_dir_path( __FILE__ ) . '/classes/WPRestApiDesfavPost.php';
+require_once plugin_dir_path( __FILE__ ) . '/classes/WPRestApiGetFavPosts.php';
+
diff --git a/index.php b/index.php
new file mode 100644
index 0000000..a5b1353
--- /dev/null
+++ b/index.php
@@ -0,0 +1,2 @@
+<?php
+//Thanks! https://www.linkedin.com/in/alanpardinisantana/
\ No newline at end of file