
Description: Source SDK is a free software development kit created by Valve Corporation that allows users to create mods and games using the Source game engine. It includes tools for mapping, modeling, animation, scripting, particles, and more.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Open 3D Engine is an open source 3D game engine for building high-quality games and simulations. It provides advanced rendering capabilities, extensible architecture, and game-ready tools in an open and collaborative development environment.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API