
Description: OpenToonz is free and open source 2D animation software. It has features for scanning drawings, producing 2D animation, creating special effects, and more. OpenToonz is based on Toonz software, which has been used for major productions like Futurama and Studio Ghibli films.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Tahoma2D is a free and open-source 2D game engine. It is written in C++ and has tools for level design, scripting, particles, animation, physics, audio, and more. Good for hobbyists and indie developers to make 2D games.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API