
Description: Apache Traffic Server is an open-source caching proxy server that is fast, scalable and configurable. It can improve web server performance by caching frequently accessed content and handling requests instead of web servers.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Squid is an open source web proxy and caching server. It speeds up access to web pages by caching and reusing frequently accessed web content. Squid helps reduce bandwidth usage and server load.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API