Free content, multilingual online encyclopedia written and maintained by a community of volunteers through a model of open collaboration, using a wiki-based editing system.
- - Wikipedia is the most popular Web-based, Android, iPhone & iPad alternative to Wikifur.
- - Wikipedia is the most popular Open Source & free alternative to Wikifur.
WikiSpooks is a global alternative encyclopedia on politics, spy craft, deep state intelligence, and conspiracies, free of corporate influence, partisan politics, or government propaganda for historians and truth-seekers to read, edit, and share.
Oppia is a free, open-source learning platform. Full of interactive activities called 'explorations', Oppia helps curious minds learn and teach.
- - Oppia is the most popular Windows, Mac, Linux & Self-Hosted alternative to Wikifur.
Citizendium, powered by MediaWiki, is "an open wiki project dedicated to creating a free, comprehensive, and reliable repository of structured knowledge". Unlike with Wikipedia, a contributor must register using their real name and verify their identity.
Welcome to WikiIndex, a wiki of all wiki, wiki people, wiki software, wiki farms, and wiki ideas, a 'work in progress' founded in 2006. This is part of a continued effort to self-organize information collaboratively, started by Ward Cunningham a decade ago.
Lunyr is a decentralized crowdsourced encyclopedia and knowledge base, on the Ethereum blockchain. It rewards users with app tokens for peer-reviewing and contributing information.
The underlying idea is organizing millions of contributors to collect and organize all of human knowledge into a vast library and at the same time paying the contributors an increasing share of the revenues earned through advertising
Leftypedia is an aspiring online encyclopaedia dedicated to providing a coherent platform about leftist politics. We want to demystify what we believe to be one of the most misunderstood ideologies, either for people who believe left-wing theoretical texts are too dense to read...
Alchetron.com is a free social encyclopedia for world where you can create, organize and learn easily using topics.
With Alchetron you can search & share thousands of organized topics which can be biographies, free courses for students etc.