Otter Wiki vs Outline

A side-by-side comparison of two self-hosted apps from related categories — licensing, setup difficulty, resource needs, and what each one replaces.

Not the right match-up?
FeatureOtter WikiOutline
CategoryWikis & DocumentationNotes & Knowledge Base
LicenseMITBSL-1.1
LanguagePythonTypeScript
Setup difficultyEasyMedium
Min. RAM128 MB1,024 MB
Deploymentdocker, bare-metal, sourcedocker
GitHub stars★ 1,494★ 40,034
First released20212017
ReplacesConfluence, NotionNotion, Confluence

Why pick each one

Choose Otter Wiki if…

  • Easy to host and back up
  • Clean, simple UI
Otter Wiki details

Choose Outline if…

  • Polished team wiki
  • Great search
  • Strong integrations
Outline details

Frequently asked questions

Is Otter Wiki or Outline better?

Neither is universally better. Outline has the larger community, while Otter Wiki is simpler to set up (easy difficulty). Choose based on the comparison table above and your own setup.

Are Otter Wiki and Outline free and open-source?

Yes. Otter Wiki is licensed under MIT and Outline under BSL-1.1. Both can be self-hosted at no software cost.

Can I run Otter Wiki and Outline with Docker?

Otter Wiki: yes. Outline: yes.

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