
Description: Microsoft Solitaire Collection is a free collection of solitaire card games included in Windows 10, including Klondike, Spider, FreeCell, Pyramid, and TriPeaks. It features colorful graphics, daily challenges, gameplay statistics, and Xbox Live integration.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: PySolFC is an open-source, cross-platform solitaire card game framework written in Python. It features over 1000 solitaire and patience card games, including Freecell, Klondike, Spider, and many more obscure games. PySolFC offers customizable card sets and backgrounds, undo/redo, hints, replay saves, statistics tracking and more.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API