diff --git a/CONTRIBUTORS.md b/CONTRIBUTORS.md
index 22197489c2..e2f906dafd 100644
--- a/CONTRIBUTORS.md
+++ b/CONTRIBUTORS.md
@@ -136,6 +136,7 @@ All definitions files include a header with the author and editors, so at some p
 * [http-string-parser](https://github.com/apiaryio/http-string-parser) (by [MIZUNE Pine](https://github.com/pine613))
 * [Humane.js](http://wavded.github.com/humane-js/) (by [John Vrbanac](https://github.com/jmvrbanac))
 * [i18next](http://i18next.com/) (by [Maarten Docter](https://github.com/mdocter))
+* [i18n-node](https://github.com/mashpie/i18n-node) (by [Maxime LUCE](https://github.com/SomaticIT))
 * [iCheck](http://damirfoy.com/iCheck/) (by [Dániel Tar](https://github.com/qcz))
 * [Impress.js](https://github.com/bartaz/impress.js) (by [Boris Yankov](https://github.com/borisyankov))
 * [Imagemagick](http://github.com/rsms/node-imagemagick) (by [Carlos Ballesteros Velasco](https://github.com/soywiz))
diff --git a/i18n-node/i18n-node-tests.ts b/i18n-node/i18n-node-tests.ts
new file mode 100644
index 0000000000..f4403e5c10
--- /dev/null
+++ b/i18n-node/i18n-node-tests.ts
@@ -0,0 +1,140 @@
+/**  
+ * Test suite created by Maxime LUCE <https://github.com/SomaticIT>  
+ *   
+ * Created by using code samples from https://github.com/mashpie/i18n-node.
+ */
+
+/// <reference path="../node/node.d.ts" />
+/// <reference path="../express/express.d.ts" />
+/// <reference path="i18n-node.d.ts" />
+
+import express = require("express");
+import i18n = require("i18n");
+
+var app = express();
+var req: express.Request;
+
+/**
+ * Configuration
+ * https://github.com/mashpie/i18n-node#configure
+ */
+i18n.configure({
+    locales: ['en', 'de'],
+    directory: __dirname + '/locales'
+});
+
+i18n.configure({
+    // setup some locales - other locales default to en silently
+    locales: ['en', 'de'],
+
+    // you may alter a site wide default locale
+    defaultLocale: 'de',
+
+    // sets a custom cookie name to parse locale settings from  - defaults to NULL
+    cookie: 'yourcookiename',
+
+    // where to store json files - defaults to './locales' relative to modules directory
+    directory: './mylocales',
+
+    // whether to write new locale information to disk - defaults to true
+    updateFiles: false,
+
+    // what to use as the indentation unit - defaults to "\t"
+    indent: "\t",
+
+    // setting extension of json files - defaults to '.json' (you might want to set this to '.js' according to webtranslateit)
+    extension: '.js',
+
+    // setting prefix of json files name - default to none '' (in case you use different locale files naming scheme (webapp-en.json), rather then just en.json)
+    prefix: 'webapp-',
+
+    // enable object notation
+    objectNotation: false
+});
+
+/**
+ * Usage in global scope
+ * https://github.com/mashpie/i18n-node#example-usage-in-global-scope
+ */
+var greeting = i18n.__('Hello');
+
+/**
+ * Usage in Express
+ * https://github.com/mashpie/i18n-node#example-usage-in-expressjs
+ */
+// Configuration
+app.configure(function () {
+    // default: using 'accept-language' header to guess language settings
+    app.use(i18n.init);
+});
+
+app.get('/de', function (_req, res) {
+    var greeting = res.__('Hello');
+});
+
+/**
+ * __()
+ * https://github.com/mashpie/i18n-node#__
+ */
+// global (this.locale == 'de')
+i18n.__('Hello'); // Hallo
+i18n.__('Hello %s', 'Marcus'); // Hallo Marcus
+i18n.__('Hello {{name}}', { name: 'Marcus' }); // Hallo Marcus
+
+// scoped via req object (req.locale == 'de')
+req.__('Hello'); // Hallo
+req.__('Hello %s', 'Marcus'); // Hallo Marcus
+req.__('Hello {{name}}', { name: 'Marcus' }); // Hallo Marcus
+
+// passing specific locale
+i18n.__({ phrase: 'Hello', locale: 'fr' }); // Salut
+i18n.__({ phrase: 'Hello %s', locale: 'fr' }, 'Marcus'); // Salut Marcus
+i18n.__({ phrase: 'Hello {{name}}', locale: 'fr' }, { name: 'Marcus' }); // Salut Marcus
+
+/**
+ * __n()
+ * https://github.com/mashpie/i18n-node#__n
+ */
+// global (this.locale == 'de')
+i18n.__n("%s cat", "%s cats", 1); // 1 Katze
+i18n.__n("%s cat", "%s cats", 3); // 3 Katzen
+
+// scoped via req object (req.locale == 'de')
+req.__n("%s cat", "%s cats", 1); // 1 Katze
+req.__n("%s cat", "%s cats", 3); // 3 Katzen
+
+// passing specific locale
+i18n.__n({ singular: "%s cat", plural: "%s cats", locale: "fr" }, 1); // 1 chat
+i18n.__n({ singular: "%s cat", plural: "%s cats", locale: "fr" }, 3); // 3 chat
+i18n.__n({ singular: "%s cat", plural: "%s cats", locale: "fr", count: 1 }); // 1 chat
+i18n.__n({ singular: "%s cat", plural: "%s cats", locale: "fr", count: 3 }); // 3 chat
+
+/**
+ * setLocale()
+ * https://github.com/mashpie/i18n-node#setlocale
+ */
+i18n.setLocale('de');
+i18n.setLocale(req, 'de');
+req.setLocale('de');
+
+/**
+ * getLocale()
+ * https://github.com/mashpie/i18n-node#getlocale
+ */
+i18n.getLocale(); // --> de
+i18n.getLocale(req); // --> de
+req.getLocale(); // --> de
+
+/**
+ * getCatalog()
+ * https://github.com/mashpie/i18n-node#getcatalog
+ */
+i18n.getCatalog(); // returns all locales
+i18n.getCatalog('de'); // returns just 'de'
+
+i18n.getCatalog(req); // returns all locales
+i18n.getCatalog(req, 'de'); // returns just 'de'
+
+req.getCatalog(); // returns all locales
+req.getCatalog('de'); // returns just 'de'
+
diff --git a/i18n-node/i18n-node.d.ts b/i18n-node/i18n-node.d.ts
new file mode 100644
index 0000000000..348c2f2689
--- /dev/null
+++ b/i18n-node/i18n-node.d.ts
@@ -0,0 +1,339 @@
+// Type definitions for i18n-node 0.5.0
+// Project: https://github.com/mashpie/i18n-node
+// Definitions by: Maxime LUCE <https://github.com/SomaticIT>
+// Definitions: https://github.com/borisyankov/DefinitelyTyped
+
+/// <reference path="../express/express.d.ts" />
+declare module i18n {
+    export interface ConfigurationOptions {
+        /** Setup some locales - other locales default to en silently */
+        locales?: string[];
+        /** Alter a site wide default locale */
+        defaultLocale?: string;
+
+        /**
+         * Sets a custom cookie name to parse locale settings from
+         * @default null
+         */
+        cookie?: string;
+        /**
+         * Where to store json files, relative to modules directory
+         * @default "./locales"
+         */
+        directory?: string;
+
+        /** 
+         * whether to write new locale information to disk
+         * @default true
+         */
+        updateFiles?: boolean;
+
+        /** 
+         * What to use as the indentation unit
+         * @default "\t"
+         */
+        indent?: string;
+
+        /** 
+         * Setting extension of json files (you might want to set this to '.js' according to webtranslateit)
+         * @default ".json"
+         */
+        extension?: string;
+
+        /** 
+         * Enable object notation
+         * @default false
+         */
+        objectNotation?: boolean;
+    }
+    export interface TranslateOptions {
+        phrase: string;
+        locale?: string;
+    }
+    export interface PluralOptions {
+        singular: string;
+        plural: string;
+        count?: number;
+        locale?: string;
+    }
+    export interface Replacements {
+        [key: string]: string;
+    }
+
+    export interface LocaleCatalog {
+        [key: string]: string;
+    }
+    export interface GlobalCatalog {
+        [key: string]: LocaleCatalog;
+    }
+
+    /**
+     * Configure current i18n instance
+     * @param {ConfigurationOptions} options - configuration options for i18n
+     */
+    function configure(options: ConfigurationOptions): void;
+
+    /**
+     * Initialize i18n middleware for express
+     * @param {Express.Request} request - Current express request
+     * @param {Express.Response} response - Current express response
+     * @param {Function} next - Callback to continue process
+     */
+    function init(request: Express.Request, response: Express.Response, next?: Function): void;
+
+    //#region __()
+
+    /**
+     * Translate the given phrase using locale configuration
+     * @param {string} phrase - The phrase to translate
+     * @returns {string} The translated phrase
+     */
+    function __(phrase: string, ...replace: string[]): string;
+    /**
+     * Translate the given phrase using locale configuration
+     * @param {string} phrase - The phrase to translate
+     * @param {Object} replacements - An object containing replacements
+     * @returns {string} The translated phrase
+     */
+    function __(phrase: string, replacements: Replacements): string;
+    /**
+     * Translate the given phrase using locale configuration
+     * @param {TranslateOptions} options - Options for translation
+     * @returns {string} The translated phrase
+     */
+    function __(options: TranslateOptions): string;
+    /**
+     * Translate the given phrase using locale configuration
+     * @param {TranslateOptions} options - Options for translation
+     * @returns {string} The translated phrase
+     */
+    function __(options: TranslateOptions, ...replace: string[]): string;
+    /**
+     * Translate the given phrase using locale configuration
+     * @param {TranslateOptions} options - Options for translation
+     * @param {Object} replacements - An object containing replacements
+     * @returns {string} The translated phrase
+     */
+    function __(options: TranslateOptions, replacements: Replacements): string;
+
+    //#endregion
+
+    //#region __n()
+
+    /**
+     * Translate with plural condition the given phrase and count using locale configuration
+     * @param {PluralOptions} options - Options for plural translate
+     * @returns {string} The translated phrase
+     */
+    function __n(options: PluralOptions): string;
+
+    /**
+     * Translate with plural condition the given phrase and count using locale configuration
+     * @param {PluralOptions} options - Options for plural translate
+     * @param {number} count - The number which allow to select from plural to singular
+     * @returns {string} The translated phrase
+     */
+    function __n(options: PluralOptions, count: number): string;
+    /**
+     * Translate with plural condition the given phrase and count using locale configuration
+     * @param {string} singular - The singular pharse to translate if count is <= 1
+     * @param {string} plural - The plural pharse to translate if count is > 1
+     * @param {number} count - The number which allow to select from plural to singular
+     * @returns {string} The translated phrase
+     */
+    function __n(singular: string, plural: string, count: number): string;
+    /**
+     * Translate with plural condition the given phrase and count using locale configuration
+     * @param {string} singular - The singular pharse to translate if count is <= 1
+     * @param {string} plural - The plural pharse to translate if count is > 1
+     * @param {number} count - The number which allow to select from plural to singular
+     * @returns {string} The translated phrase
+     */
+    function __n(singular: string, plural: string, count: string): string;
+
+    //#endregion
+
+    //#region Locale
+
+    /**
+     * Change the current active locale
+     * @param {string} locale - The locale to set as default
+     */
+    function setLocale(locale: string): void;
+    /**
+     * Change the current active locale for specified request
+     * @param {Express.Request} request - The request to change locale on
+     * @param {string} locale - The locale to set as default
+     */
+    function setLocale(request: Express.Request, locale: string): void;
+
+    /**
+     * Get the current active locale
+     * @returns {string} The current locale in request
+     */
+    function getLocale(): string;
+    /**
+     * Get the current active locale for specified request
+     * @param {Express.Request} request - The request to get locale for
+     * @returns {string} The current locale in request
+     */
+    function getLocale(request: Express.Request): string;
+
+    //#endregion
+
+    //#region Catalog
+
+    /**
+     * Get the current global catalog
+     * @returns {GlobalCatalog} The current global catalog
+     */
+    function getCatalog(): GlobalCatalog;
+    /**
+     * Get the catalog for the given locale
+     * @param {string} locale - The locale to get catalog for
+     * @returns {LocaleCatalog} The specified locale catalog
+     */
+    function getCatalog(locale: string): LocaleCatalog;
+    /**
+     * Get the current active locale catalog for specified request
+     * @param {Express.Request} request - The request to get locale catalog for
+     * @returns {LocaleCatalog} The current locale catalog for the specified request
+     */
+    function getCatalog(request: Express.Request): LocaleCatalog;
+    /**
+     * Get the current locale catalog for specified request and specified locale
+     * @param {Express.Request} request - The request to get locale catalog for
+     * @param {string} locale - The locale to get catalog for
+     * @returns {LocaleCatalog} The specified locale catalog
+     */
+    function getCatalog(request: Express.Request, locale: string): LocaleCatalog;
+
+    //#endregion
+
+    /**
+     * Override the current request locale by using the query param (?locale=en)
+     * @param {Express.Request} [request] - The request to override locale for
+     */
+    function overrideLocaleFromQuery(request?: Express.Request): void;
+
+    /**
+     * Get current i18n-node version
+     * @member {string}
+     */
+    var version: string;
+}
+
+interface i18nAPI {
+    locale: string;
+
+    //#region __()
+
+    /**
+     * Translate the given phrase using locale configuration
+     * @param {string} phrase - The phrase to translate
+     * @returns {string} The translated phrase
+     */
+    __(phrase: string, ...replace: string[]): string;
+    /**
+     * Translate the given phrase using locale configuration
+     * @param {string} phrase - The phrase to translate
+     * @param {Object} replacements - An object containing replacements
+     * @returns {string} The translated phrase
+     */
+    __(phrase: string, replacements: i18n.Replacements): string;
+    /**
+     * Translate the given phrase using locale configuration
+     * @param {TranslateOptions} options - Options for translation
+     * @returns {string} The translated phrase
+     */
+    __(options: i18n.TranslateOptions): string;
+    /**
+     * Translate the given phrase using locale configuration
+     * @param {TranslateOptions} options - Options for translation
+     * @returns {string} The translated phrase
+     */
+    __(options: i18n.TranslateOptions, ...replace: string[]): string;
+    /**
+     * Translate the given phrase using locale configuration
+     * @param {TranslateOptions} options - Options for translation
+     * @param {Object} replacements - An object containing replacements
+     * @returns {string} The translated phrase
+     */
+    __(options: i18n.TranslateOptions, replacements: i18n.Replacements): string;
+
+    //#endregion
+
+    //#region __n()
+
+    /**
+     * Translate with plural condition the given phrase and count using locale configuration
+     * @param {PluralOptions} options - Options for plural translate
+     * @returns {string} The translated phrase
+     */
+    __n(options: i18n.PluralOptions): string;
+
+    /**
+     * Translate with plural condition the given phrase and count using locale configuration
+     * @param {PluralOptions} options - Options for plural translate
+     * @param {number} count - The number which allow to select from plural to singular
+     * @returns {string} The translated phrase
+     */
+    __n(options: i18n.PluralOptions, count: number): string;
+    /**
+     * Translate with plural condition the given phrase and count using locale configuration
+     * @param {string} singular - The singular pharse to translate if count is <= 1
+     * @param {string} plural - The plural pharse to translate if count is > 1
+     * @param {number} count - The number which allow to select from plural to singular
+     * @returns {string} The translated phrase
+     */
+    __n(singular: string, plural: string, count: number): string;
+    /**
+     * Translate with plural condition the given phrase and count using locale configuration
+     * @param {string} singular - The singular pharse to translate if count is <= 1
+     * @param {string} plural - The plural pharse to translate if count is > 1
+     * @param {number} count - The number which allow to select from plural to singular
+     * @returns {string} The translated phrase
+     */
+    __n(singular: string, plural: string, count: string): string;
+
+    //#endregion
+
+    /**
+     * Get the current active locale
+     * @returns {string} The current locale in request
+     */
+    getLocale(): string;
+    /**
+     * Change the current active locale
+     * @param {string} locale - The locale to set as default
+     */
+    setLocale(locale: string): void;
+
+    /**
+     * Get the current global catalog
+     * @returns {GlobalCatalog} The current global catalog
+     */
+    getCatalog(): i18n.GlobalCatalog;
+    /**
+     * Get the catalog for the given locale
+     * @param {string} locale - The locale to get catalog for
+     * @returns {LocaleCatalog} The specified locale catalog
+     */
+    getCatalog(locale: string): i18n.LocaleCatalog;
+}
+
+declare module "i18n" {
+    export = i18n;
+}
+
+declare module Express {
+    export interface Request extends i18nAPI {
+        languages: string[];
+        regions: string[];
+        language: string;
+        region: string;
+    }
+    export interface Response extends i18nAPI {
+        locals: i18nAPI
+    }
+}