
Description: HybridAuth is an open source social authentication library that allows users to sign in to websites and applications using their existing accounts on social networks like Facebook, Twitter, and Google+. It handles the authentication flow and profile access behind the scenes.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Shibboleth is an open source single sign-on system that enables secure access to resources across organizational boundaries. It allows users to sign in once with their institutional credentials to gain access to multiple resources.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API