
Description: Links Puzzle is a free open source software that allows users to create and solve grid-based logic puzzles. It features an intuitive interface for building and testing puzzles, as well as solving pre-made puzzles of varying difficulty.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Tangled Lines is a mind mapping and brainstorming software. It allows users to create diagrams to visualize ideas and concepts by connecting nodes and drawing relationships. Useful for planning projects, structuring thoughts, and generating new ideas.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API