Team Collaboration & Docs
Top 3 Self-Hosted Open-Source Alternatives to Notion (2026)
Notion costs Business ($12/seat/mo) ($120/mo or $1,440/year for 10 seats). Switch to one of the verified open-source Docker replacements below.
★ 29.4k Stars • BSL-1.1 / Self-Host Free
512MB RAM / 1.0 vCPU
Outline
Fast, collaborative team knowledge base & wiki built with React and Node.js
- ✓Instant slash-commands & Markdown
- ✓Native Slack & OIDC/SSO auth
- ✓1-click Notion workspace importer
outlinewiki/outline:latest
TCO & Docker Compose →
★ 61.2k Stars • AGPL-3.0
1024MB RAM / 1.0 vCPU
AppFlowy
Open-source AI workspace for wikis, projects, and databases with local-first privacy
- ✓Kanban, Grid, Calendar & Doc views
- ✓Works with local Ollama LLMs
- ✓Desktop + mobile native apps
appflowyinc/appflowy_cloud:latest
TCO & Docker Compose →
★ 45.8k Stars • MIT /MPL-2.0
768MB RAM / 1.0 vCPU
AFFiNE
Privacy-focused workspace blending Notion docs with Miro-style infinite whiteboards
- ✓Edgeless canvas + structured docs
- ✓CRDT real-time local-first sync
- ✓Self-hosted cloud Docker image
ghcr.io/toeverything/affine-graphql:stable
TCO & Docker Compose →