Open Source #wiki Projects

Self-hosted knowledge base with extended Markdown editor, Kanban, OIDC/SSO, PWA and offline support.

OpenProject is open-source project management software for agile teams. A powerful alternative to Jira, Asana, Trello, and Monday.com — fully self-hosted.

Wiki.js is a modern, powerful open-source wiki app built on Node.js. Versioned, searchable, beautiful, and self-hosted — a knowledge base for any team.

AI-native, local-first markdown editor and LLM wiki with built-in integrations for Claude, Codex, and other agents.

Open-source collaborative wiki and documentation platform, an alternative to Confluence and Notion.

Open-source local-first Markdown workspace for macOS with wiki, AI editing, and encrypted sync.

A simple local-first note-taking app for your plain .md files with Telegram bot access.