
Description: GB Studio is a free and easy to use retro game creator for making Game Boy games. It allows anyone to create original games without coding knowledge through its simple drag and drop interface and built-in assets.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Nesmaker is a free, open-source NES game development tool for Windows, Mac, and Linux. It features a simple drag-and-drop interface to build levels and program game logic without coding knowledge.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API