
Description: Vvvv is a hybrid visual/textual live-programming environment for easy prototyping and development. It is used to create real-time interactive installations, audiovisual performances, and other projects involving graphics, video, and audio. Vvvv is very flexible and integrates well with other software.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Protovis is a Javascript visualization library that allows you to easily create interactive data visualizations for the web. It provides a declarative language for mapping data to graphical elements like bars, pies, lines, etc.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API