
Description: GNU Diff Utilities is a free and open-source software used for file comparison and finding differences between two files line-by-line. It can compare both text and binary files and output the differences in multiple formats.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: FileMerge is a free file and folder comparison and merging tool for macOS. It allows you to visually compare two files or folders, see differences between them, and selectively merge changes. Useful for programmers, writers, and anyone working with revisions of documents.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API