head to head · open source
Zotero vs fsnotes
Zotero has 15,847 GitHub stars, 1,174 forks, 1,600 open issues and last shipped 2 days ago. fsnotes has 7,562 stars, 588 forks, 2 open issues and last shipped 3 days ago. Zotero leads on adoption by 110% (15,847 vs 7,562 stars). Zotero is written in JavaScript under a custom or non-standard licence; fsnotes is written in Swift under MIT. Zotero has attracted 7% as many forks as stars, fsnotes 8%. Zotero was the more recently maintained of the two, and both are self-hostable with no licence fee.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
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Side by side
| Zotero | fsnotes | |
|---|---|---|
| GitHub stars | ★ 16K | ★ 7.6K |
| License | Custom / other | MIT |
| Written in | JavaScript | Swift |
| Last push | 2026-11-03 | 2026-11-02 |
| Forks | ⑂ 1.2K | ⑂ 588 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Zotero if
- You weight community size — 16K stars and counting
- You want the Custom / other license terms
- Your stack matches JavaScript
- You value the larger contributor base for long-term maintenance
pick fsnotes if
- You want the fsnotes feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Swift
- You evaluated both and fsnotes fits your workflow better
About Zotero
Zotero ====== Zotero is a free, easy to use tool to help you collect, organize, cite, and share your research sources. Please post feature requests or bug reports to the Zotero Forums. If you're having trouble with Zotero, see Getting Help. For more information on how to use this source code, see the Zotero documentation.
read the full Zotero overview →
About fsnotes
FSNotes 简体中文 · 繁體中文 Own your notes. Find them instantly. FSNotes is a fast, native notes app for macOS and iOS. It gives you a focused writing experience while keeping every note in portable Markdown or plain text files—not a proprietary database. Why choose FSNotes No lock in. Open and edit your notes with any compatible app, now or years from now. Fast at any scale. Search and navigate smoothly across collections of 10,000+ notes. Built around your workflow. Use multiple folders, external editors, iCloud Drive, Dropbox, and optional Git backups. More than basic Markdown. Connect ideas with tags and [[links]]…
read the full fsnotes overview →
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Frequently asked questions
Is Zotero or fsnotes more popular?
Zotero has 15,847 GitHub stars and fsnotes has 7,562. Zotero has the larger community by that measure.
Are Zotero and fsnotes free?
Both are open source. Zotero has no licence declared in this registry, and fsnotes is licensed under MIT. Both are free to self-host.
What is the difference between Zotero and fsnotes?
Zotero is written in JavaScript and fsnotes in Swift. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, Zotero or fsnotes?
Choose Zotero if you want the larger community (15,847 stars) or its Custom / other licence terms. Choose fsnotes if its feature set, stack or MIT licence fits better. Both are self-hostable.