Confluence vs Outline
A side-by-side look at Confluence (the paid SaaS) and Outline (the open source alternative). Use this page to decide if the switch fits your team and workflow.
| Confluence | Outline | |
|---|---|---|
| Tagline | Atlassian's team wiki and knowledge base. | Beautiful team knowledge base with real-time collaboration. |
| License | Proprietary SaaS | BSL 1.1 (source-available) |
| Pricing | Standard from $5.75/user/month; Premium and Enterprise higher. | Free to self-host · optional paid hosted plan |
| Self-host option | No | Yes — difficulty 3/5 |
| Hosted cloud available | Yes (only option) | Yes |
| Desktop apps | Varies by product | macOS, Windows, Linux |
| Mobile apps | Official apps typically available | iOS, Android |
Best for
Teams that care about UI polish and real-time collaboration on par with Confluence Cloud.
Outline strengths
- Clean UI that competes with Notion on polish.
- Slack, Google, SAML logins supported.
- Real-time collaborative editing.
Outline weaknesses
- BSL source-available, not strictly open source — check your policy.
- Self-host ops (Postgres, Redis, S3) aren't one-click.
- Fewer templates than Notion for non-engineering teams.
What's the catch with Confluence?
- Search quality degrades as workspaces grow.
- Permissions model is hard to reason about.
- Tightly coupled to the Atlassian suite lifecycle.
Still unsure?
Check the full list of alternatives to Confluence: see Confluence alternatives, or learn more about Outline on its project page.
Other comparisons
Recommended reading
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Will the open source project you depend on still exist in three years?
Bus factor, maintainer burnout, funding models, and the signals that separate OSS projects that survive from those that quietly decay.
From SaaS to self-hosted: a 30-day migration playbook
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