
Description: Mustard is an open-source automation tool for UI testing and web scraping. It allows users to write automated tests to validate web interfaces and extract data without coding. Mustard provides record and playback features to easily create tests as well as support for JavaScript custom code.
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