
Description: Quackle is an open-source crossword game artificial intelligence. It can solve crossword puzzles and compete against human players or other computer opponents. Quackle uses advanced algorithms and strategies to fill crossword grids efficiently and accurately.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Wordfeud is a mobile word game similar to Scrabble, where players make words from letter tiles on a board to score points. It allows multiplayer matches against friends or random opponents.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API