
Description: Janetter is a free and open source Twitter client for Linux, Windows, and macOS. It allows you to easily manage multiple Twitter accounts, schedule tweets, analyze Twitter analytics, and more. Janetter provides a user-friendly interface while still giving power users advanced options and customizability.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Birdie is a free and open-source email client focused on being lightweight and easy to use. It has basic email features like POP/IMAP support, contacts management, email composing and basic customization options.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API