
Description: Goldberg Emulator is a program that emulates the Steam service to allow people to play Steam games they own without connecting to the Steam servers. It allows offline use of Steam games.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Bottles is an open-source Wine wrapper designed to help run Windows software on Linux, macOS, and other operating systems. It aims to integrate Windows applications into the native desktop experience as seamlessly as possible.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API