
Description: Travel Sudoku is a mobile puzzle game for iOS and Android that generates new Sudoku boards for players to solve while on the go. It has various difficulty levels and helps pass the time during commutes or travels.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: HoDoKu is an open-source sudoku generator and solver. It can generate sudoku puzzles of varying difficulties and provides features to solve and analyze sudoku puzzles.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API