
Description: Sudoku is a logic-based number placement puzzle game. The objective is to fill a 9x9 grid with digits so that each column, row, and 3x3 box contains the numbers 1-9 only once.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Griddition is a grid-based graphic design application for Windows. It provides an intuitive interface and powerful tools for creating layouts, illustrations, icons, logos and more. Key features include a flexible grid system, shape tools, color palettes and typography controls.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API