wiki

Outline is a fast, collaborative knowledge base for growing teams that's beautiful, real-time collaborative, feature-packed, and markdown compatible. Built using React and Node.js, it offers a modern approach to team documentation.

Wiki.js is a modern, lightweight wiki platform built with Node.js that offers powerful editing, beautiful themes, and Git-based storage for collaborative knowledge management.

BookStack is a self-hosted platform for organizing and storing information in a book-like structure, perfect for documentation, wikis, and knowledge management.

Docmost is an open-source collaborative wiki and documentation software that provides real-time collaboration, diagrams support, and enterprise features as an alternative to Confluence and Notion.

Gollum is a simple Git-based wiki system that allows for human-editable text/markup files, flexible organization, and support for multiple markup languages.

TiddlyWiki is a unique non-linear personal web notebook that anyone can use and keep forever, independently of any corporation. It's a complete interactive wiki in JavaScript that can be used as a single HTML file in the browser or as a Node.js application.

MediaWiki is a free and open-source wiki software package written in PHP. It serves as the platform for Wikipedia and other Wikimedia projects, used by hundreds of millions of people each month.

DokuWiki is a simple to use and highly versatile Open Source wiki software that doesn't require a database. It is loved by users for its clean and readable syntax and appreciated by administrators for its easy maintenance and integration capabilities.

Raneto is a free, open-source Markdown-powered knowledge base platform built on Node.js. It uses static Markdown files to create documentation without requiring a database.

Documize is a modern, self-hosted, enterprise-grade knowledge management solution built with Go and EmberJS, designed to unify both customer-facing and internal documentation.

Gitit is a wiki program written in Haskell that uses Happstack for the web server and pandoc for markup processing, with pages stored in git, darcs, or mercurial repositories.

Django Wiki is a mature wiki system built for Django that offers complex functionality with simple integration and a superb interface, using Django models as its foundation.