Outline vs XWiki

Comparing two open source alternatives to Notion and Confluence. Use the comparison below to decide which one fits your needs.

Outline

BSL-1.1

The fastest growing-team knowledge base — beautiful, realtime collaborative, feature packed, and markdown compatible Notion and Confluence alternative.

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XWiki

LGPL-3.0

Open-source wiki platform for teams and enterprises, offering structured content, apps, and custom page development.

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Side-by-side comparison

	Outline	XWiki
License	BSL-1.1	LGPL-3.0
Self-hostable	Yes	Yes
GitHub Stars	41,139	1,329
Forks	3,649	674
Open Issues	73	272
Last Commit	Nov 1, 2026	Nov 2, 2026
First Released	May 22, 2016	Mar 10, 2011
Categories	Wiki Software	Internal Knowledge Base
Tags	#wiki #collaboration #knowledge-base	#wiki #collaboration

GitHub stars over time

Outline

XWiki1,329

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