
Description: UKanDo Viewer is a free and open source viewer application for CAD files. It supports many common 3D formats like STEP, IGES, X_T, and more. Useful for viewing and sharing 3D models.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Second Life Viewer is a free, open source virtual world client for accessing Second Life grids. It allows users to explore 3D virtual worlds, meet other residents, participate in activities, create content, and more. The viewer is highly customizable with thousands of third party viewers available.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API