
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: TalkTree is a call tracking and analytics platform designed for call-driven businesses. It provides insights into phone calls to help understand what marketing channels drive calls, what content brings visitors that convert into calls, and caller behavior.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API