Wikipedia is a multilingual, collaborative online project that provides free access to information on various topics. You can browse articles, images, news, and portals, or edit and contribute to the content.

A wiki is a collaborative online publication that can be edited by anyone using a web browser. Learn about the history, features, and types of wikis, such as Wikipedia, the free encyclopedia project.

Learn about different types of wiki websites, from encyclopedias and dictionaries to game guides and fan communities. Discover how to access and contribute to these online knowledge bases for various topics and interests.

Wikipedia[ c ] is a free content online encyclopedia written and maintained by a community of volunteers, known as Wikipedians, through open collaboration and the wiki software MediaWiki.

The entertainment site where fans come first. Your daily source for all things TV, movies, and games, including Star Wars, Fallout, Marvel, DC and more.

Learn what a wiki is, how it differs from a blog, and how to create one for your business. Find out the benefits, types, and steps of using a wiki for internal or external purposes.

MediaWiki is a free and open software that powers Wikipedia and many other websites. Learn how to set up, use, and extend MediaWiki, or get help and contribute to the community.

The Wikimedia Foundation is a nonprofit organization that hosts Wikipedia, the free online encyclopedia, and other collaborative projects. Learn how it supports free and open knowledge, protects Wikipedia, and engages with volunteers worldwide.

1. MediaWiki is one of the most popular wiki platforms on the web. It is entirely open source and lets you create a wiki for free. Originally used on Wikipedia, the site now also provides the backend for many other common wiki sites, including Wiktionary, Wikimedia Commons, and Wikidata.