
Description: Crucible is a peer code review tool for developers to improve code quality by reviewing changes in a collaborative manner before they are committed. It integrates with popular version control systems like Git, SVN, Perforce and integrates with popular IDEs and issue trackers.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Upsource is a code review and repository browsing tool for Git. It helps development teams improve code quality by enabling easy code reviews, visualization of project structure, and in-line commenting.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API