
Description: DiffPlug is a plugin for IntelliJ IDEA and Eclipse that allows developers to compare and merge code changes. It supports many languages and integrates tightly with major IDEs to enable efficient code reviews and change integration.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Meld is an open-source visual diff and merge tool. It allows users to visually compare files, directories and version controlled projects. It highlights differences, helps with merging changes and resolves conflicts through its intuitive interface.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API