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Outline

Outline is a self-hostable, open-source alternative to Notion / Confluence. This page compiles its license, stack, deployment, maintenance and hosting details from public sources (updated 2026-06-15).

At a glance

category (analytics, CRM, file-storage, BI, etc.)
knowledge base / wiki
SaaS-tool-it-replaces (e.g. 'Google Analytics', 'Notion')
Notion / Confluence
license type (MIT, AGPL, GPL, BSL, etc.)
BSL 1.1
primary language/stack
TypeScript (Node), React, PostgreSQL, Redis
deployment method (Docker, Helm/K8s, bare-metal, one-click)
Docker
GitHub stars (snapshot, dated)
~31k (2025-06)
last-commit recency / maintenance activity
Active
managed-hosting-available (yes/no + who offers it)
Yes - Outline Cloud (official)
minimum RAM/CPU footprint
~1 GB RAM
has-active-community (Discord/forum size tier)
Medium - GitHub + Discord

BSL license; team wiki/docs alternative to Notion.

Official site / source ↗

Some links may be affiliate links that support this directory.

FAQ

What does Outline replace?
Outline is a self-hostable alternative to Notion / Confluence.

What's notable about Outline?
BSL license; team wiki/docs alternative to Notion.

Is the data here verified?
Yes — every entry is compiled from public sources and links out to its source.