Google Identity Toolkit API Client Library for Java

Google Identity Toolkit API: Help the third party sites to implement federated login.

This page contains information about getting started with the Google Identity Toolkit API using the Google API Client Library for Java. In addition, you may be interested in the following documentation:

Add Library to Your Project

Select your build environment (Maven or Gradle) from the following tabs, or download a zip file containing all of the jars you need:


Download the Google Identity Toolkit API v3 Client Library for Java.

See the identitytoolkit/readme.html file for details on:

  • What the zip file contains.
  • Which dependent jars are needed for each application type (web, installed, or Android application).

The libs folder contains all the of the globally applicable dependencies you might need across all application types.