diff --git a/auth0.lock/auth0.lock-tests.ts b/auth0.lock/auth0.lock-tests.ts
new file mode 100644
index 000000000..fd646ee1b
--- /dev/null
+++ b/auth0.lock/auth0.lock-tests.ts
@@ -0,0 +1,13 @@
+/// <reference path="../auth0/auth0.d.ts" />
+/// <reference path="auth0.lock.d.ts" />
+
+var lock: Auth0LockStatic = new Auth0Lock("dsa7d77dsa7d7", "mine.auth0.com");
+
+lock.showSignin({
+        connections: ["facebook", "google-oauth2", "twitter", "Username-Password-Authentication"],
+        icon: "https://contoso.com/logo-32.png",
+        socialBigButtons: true
+    },
+    () => {
+        // The Auth0 Widget is now loaded.
+});
diff --git a/auth0.lock/auth0.lock.d.ts b/auth0.lock/auth0.lock.d.ts
new file mode 100644
index 000000000..e8ba3cb99
--- /dev/null
+++ b/auth0.lock/auth0.lock.d.ts
@@ -0,0 +1,80 @@
+// Type definitions for Auth0Widget.js
+// Project: http://auth0.com
+// Definitions by: Robert McLaws <https://github.com/advancedrei>
+// Definitions: https://github.com/borisyankov/DefinitelyTyped
+
+/// <reference path="../auth0/auth0.d.ts" />
+
+interface Auth0LockPopupOptions {
+    width: number;
+    height: number;
+    left: number;
+    top: number;
+}
+
+interface Auth0LockOptions {
+    authParams?: any;
+    callbackURL?: string;
+    connections?: string[];
+    container?: string;
+    closable?: boolean;
+    dict?: any;
+    defaultUserPasswordConnection?: string;
+    defaultADUsernameFromEmailPrefix?: boolean;
+    disableResetAction?: boolean;
+    disableSignupAction?: boolean;
+    focusInput?: boolean;
+    forceJSONP?: boolean;
+    gravatar?: boolean;
+    integratedWindowsLogin?: boolean;
+    loginAfterSignup?: boolean;
+    popup?: boolean;
+    popupOptions?: Auth0LockPopupOptions;
+    rememberLastLogin?: boolean;
+    resetLink?: string;
+    responseType?: string;
+    signupLink?: string;
+    socialBigButtons?: boolean;
+    sso?: boolean;
+    theme?: string;
+    usernameStyle?: any;
+}
+
+interface Auth0LockConstructorOptions {
+    cdn?: string;
+    assetsUrl?: string;
+    useCordovaSocialPlugins?: boolean;
+}
+
+interface Auth0LockStatic {
+    new (clientId: string, domain: string, options?: Auth0LockConstructorOptions): Auth0LockStatic;
+
+    show(): void;
+    show(options: Auth0LockOptions): void;
+    show(callback: (error?: Auth0Error, profile?: Auth0UserProfile, token?: string) => void) : void;
+    show(options: Auth0LockOptions, callback: (error?: Auth0Error, profile?: Auth0UserProfile, token?: string) => void) : void;
+
+    showSignin(): void;
+    showSignin(options: Auth0LockOptions): void;
+    showSignin(callback: (error?: Auth0Error, profile?: Auth0UserProfile, token?: string) => void) : void;
+    showSignin(options: Auth0LockOptions, callback: (error?: Auth0Error, profile?: Auth0UserProfile, token?: string) => void) : void;
+
+    showSignup(): void;
+    showSignup(options: Auth0LockOptions): void;
+    showSignup(callback: (error?: Auth0Error) => void) : void;
+    showSignup(options: Auth0LockOptions, callback: (error?: Auth0Error) => void) : void;
+
+    showReset(): void;
+    showReset(options: Auth0LockOptions): void;
+    showReset(callback: (error?: Auth0Error) => void) : void;
+    showReset(options: Auth0LockOptions, callback: (error?: Auth0Error) => void) : void;
+
+    hide(callback: () => void): void;
+    logout(callback: () => void): void;
+}
+
+declare var Auth0Lock: Auth0LockStatic;
+
+declare module "Auth0Lock" {
+    export = Auth0Lock;
+}