
Description: Volti is a free and open-source digital painting and 2D animation program. It provides a full set of painting tools like brushes, pencils, eraser, filled shapes, gradients as well as layers and filters. It is designed to be simple to use yet powerful.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Volume2 is an open-source volume mixer and audio control app for Windows. It allows adjusting volume levels and muting/unmuting of individual apps independently.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API