
Description: Gemcraft Zero is a free tower defense action strategy game. Players build mazes and place towers to defend against waves of monsters. The goal is to harvest monster gems to craft powerful spells and upgrades.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Clash of Clans is a popular mobile strategy game where players build a village, train troops, and attack other players to earn resources. The goal is to upgrade one's village and troops to become the strongest clan.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API