
Description: The GCC C Preprocessor (cpp) is a macro processor that is used automatically by the C compiler to transform your program before compilation. It allows you to use macros, conditional compilation, and include files in your C code.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Filepp is a free and open-source file manager for Windows, Mac and Linux. It has a simple and intuitive user interface allowing easy file browsing, searching, copying, moving, and deletion. Key features include tabbed browsing, favorites, and plugins.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API