diff --git a/auth0.lock/auth0.lock-tests.ts b/auth0.lock/auth0.lock-tests.ts
new file mode 100644
index 0000000000..2bc77379f9
--- /dev/null
+++ b/auth0.lock/auth0.lock-tests.ts
@@ -0,0 +1,13 @@
+/// <reference path="../auth0/auth0.d.ts" />
+/// <reference path="auth0.widget.d.ts" />
+
+var lock: new Auth0Widget('dsa7d77dsa7d7', 'mine.auth0.com');
+
+lock.show({
+    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 0000000000..41882759a3
--- /dev/null
+++ b/auth0.lock/auth0.lock.d.ts
@@ -0,0 +1,74 @@
+// 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;
+    rememberLastLogiun: boolean;
+    resetLink: string;
+    responseType?: string;
+    signupLink: string;
+    socialBigButtons: boolean;
+    sso?: boolean;
+    theme: string;
+    usernameStyle: any;
+}
+
+interface Auth0LockStatic {
+    new(clientId: string, domain: string, options?: Auth0LockOptions): 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
+}