
Description: Varnish is an open source web application accelerator designed to speed up websites by caching and optimizing content delivery. It sits in front of web servers and caches frequently-accessed content, reducing requests to backend servers.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Artica Proxy is an open-source proxy server and web filtering software. It provides caching, content filtering, bandwidth management, and more for networks. Artica is designed to be easy to install and configure.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API