8 self-hosted IT Glue alternatives

Outline is a fast, collaborative knowledge base for teams, featuring markdown docs, real-time editing, AI-powered search, and Slack integrations.

39.9k stars3.5k forkslast commit 28 Jul 2026Actively maintained

Passbolt is an open-source, security-first password and secret manager for teams, with end-to-end encryption, granular sharing permissions, and auditing.

6k stars392 forksAGPL-3.0last commit 20 Jul 2026Actively maintained

DokuWiki is a lightweight, file-based wiki engine with ACL, versioning, and a rich plugin/template ecosystem for documentation and knowledge bases.

4.7k stars918 forksGPL-2.0last commit 25 Jul 2026Actively maintained

Gitit is a wiki engine that stores pages in a git-compatible repo, uses Pandoc for markup, and runs on Happstack.

2.3k stars233 forksGPL-2.0last commit 10 Jun 2026Actively maintained

Self-hosted Markdown note-taking web app with multi-user vaults, real-time collaboration, fast search, templates, backlinks/tags, PDF export, and PWA support.

1k stars43 forksMITlast commit 13 Jun 2026Actively maintained

Go-based flat-file wiki that stores content as Markdown with built-in search, version history, and access control, without an external database.

601 stars49 forksGPL-3.0last commit 15 Jul 2026Actively maintained

Lightweight filesystem wiki engine using Git for history and Mycomarkup for content, suited for personal wikis, digital gardens and small teams.

378 stars27 forksAGPL-3.0last commit 3 Sept 2025Slowing down

Feather Wiki is a lightweight, self-contained wiki that runs from a single HTML file, with Markdown support and optional server-saving via WebDAV-style PUT.

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