
Description: NixOS is a Linux distribution built on top of the Nix package manager. It uses a purely functional package management model that makes rollbacks and reproducibility easier. NixOS aims to be reliable, reproducible, and declarative.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Openmamba is a Linux distribution based on Mandriva Linux but with an open development model. It aims to provide a simple, accessible, open-source operating system for everyday use.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API