SelfHostOffice
Wiki & docs

Open-source alternatives to Confluence

1 self-hostable option you can run on your own server, compared on facts from GitHub (fetched Oct 21, 2026).

Side-by-side comparison

ToolOutline
GitHub stars41,006
LicenseCustom / see repo
Last pushOct 21, 2026 Active
Forks3,629
Open issues + PRs89
Main languageTypeScript
LinksRepo ยท Website

Highlighted cells mark the highest star count and the most recent push. Source: GitHub REST API, per-tool links on each tool page. Copyleft licenses (AGPL/GPL) require sharing modifications if you distribute or (AGPL) serve them; check the repo license before deploying.

The options

Outline

Wiki & docs

The fastest knowledge base for growing teams. Beautiful, realtime collaborative, feature packed, and markdown compatible.

41k Custom / see repo Active
Replaces Confluence

More in Wiki & docs

AppFlowy

Wiki & docs

Bring projects, wikis, and teams together with AI. AppFlowy is the AI collaborative workspace where you achieve more without losing control of your data. The leading open source Notion alternative.

78k AGPL-3.0 Active
Replaces Notion