
Description: InterPals is a language exchange and online pen pal platform that allows people to connect with others around the world to learn foreign languages and cultures. Users create profiles, search for language partners, and use messaging tools to communicate.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Y99 is a free and open-source note taking and to-do app for Windows, macOS and Linux. It features a minimal interface, tabs for organization, Markdown support, and syncing capabilities across devices.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API