
Description: Yahoo! Answers is a community-driven question-and-answer site where people post questions on any topic and other members of the community submit answers. It was launched by Yahoo! in 2005 as a way for people to ask and answer questions on a range of topics.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Stack Overflow is a popular question and answer site for programmers. Users can ask coding questions and receive answers from a community of developers. The site has a reputation system to rate helpful responses.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API