What is the best open-source alternative to Notion?

AppFlowy is currently the top self-hosted open-source alternative to Notion with over 56,800 GitHub stars. It requires 1 GB RAM.

How much can I save by replacing Notion with a self-hosted tool?

By switching from Notion ($12.00/month) to a self-hosted VPS ($5.00/month), you can save approximately $252.00 over a 3-year period.

Can I host Notion alternatives on a cheap VPS?

Yes, most open-source alternatives can easily run via Docker Compose on standard cloud servers from Hostinger, Hetzner, or DigitalOcean starting at $4-$6 per month.

Data Sovereignty • Zero Vendor Lock-in • Cut Subscriptions

Top 3 Open-Source Notion Alternatives to Self-Host (2026)

All-in-one workspace storing proprietary team notes, wikis, and databases on central US servers. Rather than paying $12.00/month, deploy these battle-tested self-hosted alternatives with full privacy and unlimited usage.

Commercial Price: $12.00/mo • Self-Hosted VPS: $5.00/mo

💸 3-Year Cost Savings Calculator

36 Months Analysis

See how much your organization saves over a 3-year hardware lifecycle by hosting an open-source alternative on a single cloud VPS instead of paying monthly seat licenses.

Team Size / Seats:

1 Solo User 10 Team 25 Enterprise

3-Yr Notion Fee

3-Yr Cloud VPS Fee

$5.00/month flat

Total 3-Yr Savings

Net ROI Profit

Ready to deploy on a high-speed $5/month cloud server? Deploy on VPS ($5.49/mo) →

Recommended Open-Source Notion Replacements

AppFlowy

productivity

AppFlowy-IO/AppFlowy

⭐ 56.8k

AppFlowy is the open-source Notion alternative. You are in charge of your data and customizations. Built with Rust and Flutter, it offers local-first offline syncing and end-to-end encryption.

Min Memory

1 GB

CPU Cores

1 Core

Storage

15 GB

License

AGPL-3.0

Deploy AppFlowy with Docker Compose Visit Website

Affine

productivity

toeverything/AFFiNE

⭐ 0

AFFiNE is a next-generation collaborative knowledge base for your tasks, wikis, and mind maps. Seamlessly switches between linear document writing and infinite whiteboard canvas.

Min Memory

2 GB

CPU Cores

2 Core

Storage

20 GB

License

FOSS

Deploy Affine with Docker Compose Visit Website

Outline

productivity

outline/outline

⭐ 0

Outline is an intuitive, fast knowledge base for growing teams. Features markdown shortcuts, nested collections, Slack integrations, and instant full-text search.

Min Memory

1.5 GB

CPU Cores

1 Core

Storage

20 GB

License

FOSS

Deploy Outline with Docker Compose Visit Website

Frequently Asked Questions

Commercial platforms like Notion charge monthly subscription fees, enforce arbitrary usage caps, and retain access to your private company data. Self-hosting provides complete privacy, infinite scaling without seat fees, and zero vendor lock-in.

Using modern containerization with Docker Compose, spinning up these applications takes less than 5 minutes. You copy our pre-tested compose file, paste it onto your VPS, and run docker compose up -d.

A standard 2GB to 4GB RAM cloud VPS (costing ~$5/month from Hostinger or Hetzner) easily runs Notion alternatives like AppFlowy alongside automated daily backups.