Best Self-hosted Wikis & Knowledge Bases tools in 2026
65 self-hosted open source alternatives in this category
See also:
Blogging & PublishingDigital Asset Management (DAM)Documentation Portals & Static PublishingHeadless CMSLearning Platforms (LMS)Traditional CMS65 services found
Tiki Wiki CMS Groupware
All-in-one wiki, CMS, and collaboration platform with built-in app builder
Tiki Wiki CMS Groupware is an all-in-one wiki, CMS, and groupware platform with extensive built-in features, including Trackers for low-code database-driven web apps.
Trac
Wiki and issue tracking system for software development projects
Trac is a minimalistic, web-based project management tool combining issue tracking, a wiki, and version control integration for Subversion and Git.
WiKiss
Lightweight PHP wiki focused on simplicity and quick deployment
Minimal, easy-to-deploy PHP wiki with version history, diffs, search, plugins, and theming—designed to be installed and configured in minutes.
WikiSuite
Integrated suite for knowledge management, collaboration, and IT admin
WikiSuite is an integrated open source suite combining wiki/groupware, chat and conferencing, webmail, search, and infrastructure management for organizations.
memEx
Structured personal knowledge base inspired by Zettelkasten and Org mode
Self-hosted, multi-user personal knowledge base for notes, linked contexts, and process pipelines, with backlinks and per-item privacy controls.