
Description: Babbel is an online language learning platform that offers lessons in 14 different languages. Its courses emphasize practical conversation and vocabulary through interactive lessons that adapt to each user's strengths and weaknesses.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Voscreen is a free, open-source video call and screen sharing app for Windows, Mac and Linux. It allows users to make video calls, share screens, collaborate on documents, chat and host meetings with up to 100 participants.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API