
Description: Twine is an open-source tool for creating interactive, nonlinear stories and games. It allows users to create 'passages' of text or images that link together into branching narratives without needing to write code.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: ADRIFT is an open-source, text-based interactive fiction creation tool. It allows users to create their own text adventure games with a simple drag-and-drop interface, without needing to know how to program. ADRIFT outputs games that can be played on Windows, Mac, Linux, iOS, Android and web browsers.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API