
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: Synchro Slide is a presentation software tool that allows real-time collaboration on slides. It has features like simultaneous editing, commenting, integrated chat, version history, and supports importing/exporting PowerPoint files.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API