
Description: Violentmonkey is a free and open-source browser extension that allows users to install userscripts. It works across all major browsers including Chrome, Firefox, Edge, and Safari. Userscripts allow customizing webpage behavior and content.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: FreeStylerWs is a cross-platform music visualization software that allows you to create real-time visual effects synchronized to audio. It has an intuitive interface for quickly building complex effects with lines, shapes, textures and more.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API