head to head · open source
Memos vs Zotero
Memos has 63,129 GitHub stars, 4,766 forks, 67 open issues and last shipped yesterday. Zotero has 15,308 stars, 1,120 forks, 1,600 open issues and last shipped yesterday. Memos leads on adoption by 312% (63,129 vs 15,308 stars). Memos is written in Go under MIT; Zotero is written in JavaScript under a custom or non-standard licence. Memos has attracted 8% as many forks as stars, Zotero 7%. Memos 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
| Memos | Zotero | |
|---|---|---|
| GitHub stars | ★ 63K | ★ 15K |
| License | MIT | Custom / other |
| Written in | Go | JavaScript |
| Last push | 2026-09-17 | 2026-09-17 |
| Forks | ⑂ 4.8K | ⑂ 1.1K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Memos if
- You weight community size — 63K stars and counting
- You want the MIT license terms
- Your stack matches Go
- You value the larger contributor base for long-term maintenance
pick Zotero if
- You want the Zotero feature set and don't need the biggest community
- You prefer the Custom / other license terms
- Your stack matches JavaScript
- You evaluated both and Zotero fits your workflow better
About Memos
Memos is an open source, self hosted note taking tool designed for rapid capture of short form content like daily logs, links, code snippets, and microblog style entries. It lives in the Go ecosystem and uses a Markdown native, timeline based interface. Unlike traditional note apps that enforce folders or rigid templates, Memos prioritizes speed and simplicity: users write in Markdown, attach media, and save without selecting titles or locations.
read the full Memos overview →
About Zotero
Zotero is a free tool for research sources. It lives in the JavaScript application ecosystem and is listed under Productivity & Utilities / Note Taking & Knowledge Management. The provided GitHub metadata reports 15,272 stars, 1,117 forks, 1,600 open issues, 0 contributors, a repository age of 0 years, and a last push timestamp of 2026 09 14T16:40:51Z. The homepage is https://www.zotero.org, and no topics are listed. The license field is NOASSERTION.
read the full Zotero overview →
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Frequently asked questions
Is Memos or Zotero more popular?
Memos has 63,129 GitHub stars and Zotero has 15,308. Memos has the larger community by that measure.
Are Memos and Zotero free?
Both are open source. Memos is licensed under MIT, and Zotero has no licence declared in this registry. Both are free to self-host.
What is the difference between Memos and Zotero?
Memos is written in Go and Zotero in JavaScript. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, Memos or Zotero?
Choose Memos if you want the larger community (63,129 stars) or its MIT licence terms. Choose Zotero if its feature set, stack or Custom / other licence fits better. Both are self-hostable.