
Description: Tungsten Renderer is an open source high-performance CPU-based physically based rendering engine. It focuses on scene rendering, including features like global illumination and ray casting while using geometric primitives and global data structures.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Mitsuba is a free, open source rendering system that produces high-quality 3D computer graphics images. It uses an unbiased rendering algorithm for realistic lighting and materials.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API