Description: Fandom is a website that hosts fan-made wikis for TV shows, games, books, and more. It allows fans to collaborate and build databases of information on topics they love.
Type: software
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: software