18.2
Confluence is Atlassian’s workspace for managing knowledge and collaborating on projects.
Free planAndroidiOSWeb
Best Wiki Software in 2026
A wiki can bring shared documentation and reference pages into a format that people can maintain and consult. Compare page permissions and version history to understand access and change tracking, and consider page limits as your collection expands. API access, custom domains, and SSO support offer additional points for evaluating integration and administration; self-hosting is relevant if you want to run the…
28.1
Wikidot hosts wiki-based websites for publishing content, sharing documents and collaborating.
Free planOpen sourceWebAPILinux
37.4
TiddlyWiki is a non-linear personal notebook and interactive wiki for capturing, organizing and sharing information such as notes, to-do lists, projects and websites.
Free planAndroidiOSWeb
- 4
Avidemux
Free planOpen sourceWebLinuxmacOSWindows7.3Free plan - 5
BookStack
BookStack is a free, open-source platform for organizing and storing information on a self-hosted instance.
Free planWebAPILinuxSelf-hosted7.2From £450 a year - 6
PmWiki
PmWiki is a wiki-based content-management system for collaboratively building and maintaining websites.
Free planWebLinuxmacOSSelf-hosted7.2€60 one-time - 7
Tiki Wiki CMS Groupware
Tiki Wiki CMS Groupware is free, open source web-based software that combines wiki, content management, and groupware features for individuals, groups, and organizations.
Free planWebLinuxmacOSSelf-hosted7.2Free plan - 8
BlueSpice
BlueSpice is wiki and knowledgebase software for companies that need to share know-how, responsibilities, processes, and current documentation.
Free planSelf-hosted7.1From €4.50 a month - 9
Foswiki
Foswiki is an open, programmable collaboration platform for teams that share knowledge and edit pages in a browser.
Free planWebAPILinuxmacOS7.1Free plan - 10
Docmost
Docmost is open-source collaborative wiki and documentation software for teams that need to create and maintain shared knowledge.
Free planWebAPISelf-hosted7.0From $72 a year - 11
Slab
Free planWebWindowsmacOS7.0From $6.67 a month - 12
ikiwiki
ikiwiki turns wiki pages into HTML for publishing on a website, generating a static site and updating pages when their source changes.
Free planWebLinuxmacOSSelf-hosted6.9Free plan - 13
Fandom
Fandom is a free, web-based fan platform for building and exploring public community wikis about games, entertainment, and culture.
Free planAndroidiOSWeb6.8Free plan - 14
MediaWiki
MediaWiki is free, server-based wiki software for collecting, organizing, and sharing knowledge.
Free planWebAPILinuxmacOS6.8Free plan - 15
Wiki.js
Wiki.js is a knowledge base platform for writing and sharing documentation.
Free planWebAPILinuxmacOS6.8Free plan - 16
MoinMoin
MoinMoin is an extensible wiki engine for collaborative web pages that users can edit easily.
Free planWebAPILinuxmacOS6.7Free plan - 17
@WIKI
@WIKI is a free wiki hosting service for creating websites, including game strategy wikis.
Free planAndroidiOSWeb6.6Free plan - 18
Outline
Outline is a publishing platform for teams creating content for internal and external audiences.
AndroidiOSWebWindows6.6From $10 a month - 19
TWiki
TWiki is a free, open-source wiki and collaboration platform for intranets, extranets, or public web applications.
Free planWebLinuxmacOSSelf-hosted6.6Free plan - 20
VoodooPad
iOSmacOS6.6$24.99 one-time - 21
Zim
Zim is a free desktop text editor for maintaining a personal collection of linked wiki pages, with offline access on Linux, macOS, and Windows.
Free planLinuxmacOSWindows6.5Free plan - 22
DokuWiki
DokuWiki is free, open-source wiki software focused on documentation for developer teams, workgroups, and small companies.
Free planWebSelf-hosted6.4Free plan - 23
SlimWiki
SlimWiki is a collaborative wiki for teams and individuals to create, organize, and share knowledge.
Free planWebAPI6.4Free plan - 24
Wikibase
Wikibase is free, open-source software for pooling, editing and curating structured information for people and computers.
Free planWebAPILinuxSelf-hosted6.2Free plan - 25
Apache JSPWiki
Apache JSPWiki is a free, open-source wiki engine written in Java and JSP.
Free planWebLinuxSelf-hosted6.1Free plan