
Description: FreeDOS is an open source DOS-compatible operating system that you can use to play classic DOS games, run legacy business software, or develop embedded systems. It is free to download and use.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: MS-DOS (Microsoft Disk Operating System) is a legacy single-tasking, single-user operating system for x86-based personal computers. Originally released in 1981, it was the dominant operating system for PCs until the 1990s. It primarily allowed users to run programs and manage files via a command line interface.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API