Wikipedia Wikipedia is a free, multilingual encyclopedia project supported by the non-profit Wikimedia Foundation. Wikipedia has 17 million articles (3.5 million in English)... Free Open Source Web Android iPhone Blackberry Android Tablet ... Kindle Fire MediaWiki Ad-free HTTPS Support IFTTT integration Multiple languages ... User generated Add a feature 1297 Like
Fandom Fandom is a community-based service that allows anyone to create a wiki on virtually any subject. Discover, share and add your knowledge! Wikia is financed by... Free Web Own wiki Add a feature 53 Like
Moodle Moodle is an open source tool for creating online dynamic web sites for their students. To work, it needs to be installed on a web server somewhere, either on one of... Free Open Source Web Extensible by Plugins/Extensions Add a feature 43 Like
Nuclino Nuclino is the easiest way to organize and share knowledge in teams. Create real-time collaborative documents and connect them instantly like a wiki. Use the tree... Freemium Web Real time collaboration Knowledge base MarkDown support Real time collaboration ... WYSIWYG Support Add a feature 48 Like
Everipedia Everipedia removed some of the more annoying aspects of Wikipedia and created a site that is much easier to use. Notability requirements are eliminated and citations /... Free Mac OS X Windows Linux Android iPhone ... iPad CrowdSourced User generated Add a feature 48 Like
Wikiwand Like you, we're huge Wikipedia fans! In fact, who isn't? Wikipedia is the greatest curator of human knowledge, allowing people all around the world to freely... Free Web iPhone Chrome Safari Firefox No features added Add a feature 13 Like
Wikiversity Wikiversity is a Wikimedia Foundation project devoted to learning resources, learning projects, and research for use in all levels, types, and styles of education from... Free Open Source Web No features added Add a feature 21 Like
Infogalactic Infogalactic is an Internet-based, free-content encyclopedia project that is a dynamic fork of Wikipedia and improves upon the online encyclopedia's model of openly... Free Web No features added Add a feature 12 Like
Reference.com Reference.com offers a massive online dictionary, thesaurus, encyclopedia, quote finder, and translator (powered by Google Translate)- all for free. For the... Free Web No features added Add a feature 22 Like
Encyclopædia Britannica The Encyclopædia Britannica is a general English-language encyclopaedia published by Encyclopædia Britannica, Inc., a privately-held company. The articles in... Commercial Mac OS X Windows Web No features added Add a feature 18 Like
Metacademy Metacademy - a free open source platform for efficient, personalized learning. Free Open Source Web Community based Knowledge base Add a feature 9 Like
Miraheze Miraheze is a wiki farm (hosts wikis) for free and with no ads, it also provides custom domains, extensions and many other features. Free Open Source Web No features added Add a feature 7 Like
Referata Referata offers hosting of semantic wikis, allowing you to add, structure and store data so it can be managed, shared, browsed and analyzed in as many ways as you... Freemium Web Self-Hosted Ad-free Add a feature 11 Like
Ancient History Encyclopedia Ancient History Encyclopedia is a nonprofit company that aims to provide superior ancient history resources and information for free. Free Web No features added Add a feature 7 Like
