head to head · open source
Tuta vs Cinny
Tuta has 7,925 GitHub stars, 639 forks, 1,001 open issues and last shipped yesterday. Cinny has 3,897 stars, 578 forks, 354 open issues and last shipped 5 days ago. Tuta leads on adoption by 103% (7,925 vs 3,897 stars). Tuta is written in TypeScript under GPL-3.0; Cinny is written in TypeScript under AGPL-3.0. Tuta has attracted 8% as many forks as stars, Cinny 15%. Tuta 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
| Tuta | Cinny | |
|---|---|---|
| GitHub stars | ★ 7.9K | ★ 3.9K |
| License | GPL-3.0 | AGPL-3.0 |
| Written in | TypeScript | TypeScript |
| Last push | 2026-09-19 | 2026-09-15 |
| Forks | ⑂ 639 | ⑂ 578 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Tuta if
- You weight community size — 7.9K stars and counting
- You want the GPL-3.0 license terms
- Your stack matches TypeScript
- You value the larger contributor base for long-term maintenance
pick Cinny if
- You want the Cinny feature set and don't need the biggest community
- You prefer the AGPL-3.0 license terms
- Your stack matches TypeScript
- You evaluated both and Cinny fits your workflow better
About Tuta
Tuta is an open source, end to end encrypted email, calendar and contacts service for individuals and teams who need private communication to work across every device they own.
About Cinny
Cinny is an open source Matrix client written in TypeScript under AGPL 3.0. It lives in the Matrix ecosystem and is presented as "yet another matrix client," focusing on a simple, elegant, and secure interface. Its stated goal is an instant messaging application that is easy for people and has a modern touch.
read the full Cinny overview →
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Frequently asked questions
Is Tuta or Cinny more popular?
Tuta has 7,925 GitHub stars and Cinny has 3,897. Tuta has the larger community by that measure.
Are Tuta and Cinny free?
Both are open source. Tuta is licensed under GPL-3.0 and Cinny under AGPL-3.0. Neither carries a licence fee.
What is the difference between Tuta and Cinny?
Tuta is written in TypeScript and Cinny in TypeScript. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, Tuta or Cinny?
Choose Tuta if you want the larger community (7,925 stars) or its GPL-3.0 licence terms. Choose Cinny if its feature set, stack or AGPL-3.0 licence fits better. Both are self-hostable.