
Description: Mongrel2 is an open-source web server written in C and designed for high performance and concurrency. It builds on ideas from Mongrel 1 and other servers, focusing on ease of configuration, stability, and modern features.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Nginx, a high-performance web server and reverse proxy server. Known for its speed, efficiency, and scalability, Nginx is widely used for serving web content, load balancing, and caching. It offers robust features for handling high traffic and optimizing web application performance.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API