
Description: Stack Exchange is a network of question-and-answer websites on topics in diverse fields, from software programming to cooking to photography. Users post questions which can be answered by other members of the community.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Bitfortip is a website that allows users to earn bitcoin as a reward for completing small tasks or providing helpful information to others. It works by having users post requests and setting an amount of bitcoin they will pay for answers or help.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API