2 Open Source alternatives to OneNote in 2026
We compare 2 self-hostable tools you can deploy on your own server in minutes, with license, tech stack and a ready-to-copy docker-compose.
Quick comparison
Sorted by featured first, then GitHub stars as a tiebreaker — the same rule we use across the whole site.
| Tool | License | Minimum RAM | Docker | GitHub |
|---|---|---|---|---|
| Joplin 100% FOSSMost popular on GitHub | AGPL-3.0 | ~1GB | ✅ | ★ ~46,000 |
| Trilium Notes Lightest option100% FOSS1-Click Deploy | AGPL-3.0 | ~256MB | ✅ | ★ ~28,000 |
Detailed profile of each alternative
Alternative to Evernote, OneNote
Hierarchical, encrypted notes, an alternative to Evernote/OneNote.
Alternative to Evernote, OneNote
Cross-platform encrypted notes, a free alternative to Evernote.
How much does OneNote cost, and how much can you save?
OneNote charges a recurring monthly fee. Self-hosting the alternative, you only pay for the server — usually a few dollars a month.
Calculate your exact savings in the SaaS Audit →Already know which one you want?
Add Joplin to the Stack Builder and generate a ready-to-deploy docker-compose.yml, alone or alongside the rest of your stack.
Build my stackFrequently asked questions
Do I need Docker to self-host a OneNote alternative?
Yes, for all 2: each one has a ready-to-copy docker-compose.yml. You just need Docker installed on your server.
How much RAM do I need at minimum?
The lightest option on this list is Trilium Notes, which runs on as little as 256MB of RAM — enough for a cheap VPS.
Are they all 100% free, or are there paid features like on OneNote?
Yes, all 2 are 100% FOSS: no paid plan or locked features when self-hosted.