head to head · open source
Umami vs Rybbit
Umami has 38,885 GitHub stars, 8,053 forks, 127 open issues and last shipped yesterday. Rybbit has 13,018 stars, 743 forks, 198 open issues and last shipped 2 days ago. Umami leads on adoption by 199% (38,885 vs 13,018 stars). Umami is written in TypeScript under MIT; Rybbit is written in TypeScript under AGPL-3.0. Umami has attracted 21% as many forks as stars, Rybbit 6%. Umami was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 4 topic tags (analytics, google-analytics, product-analytics, web-analytics), so they are genuine substitutes rather than adjacent tools.
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
| Umami | Rybbit | |
|---|---|---|
| GitHub stars | ★ 39K | ★ 13K |
| License | MIT | AGPL-3.0 |
| Written in | TypeScript | TypeScript |
| Last push | 2026-09-17 | 2026-09-16 |
| Forks | ⑂ 8.1K | ⑂ 743 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Umami if
- You weight community size — 39K stars and counting
- You want the MIT license terms
- Your stack matches TypeScript
- You value the larger contributor base for long-term maintenance
pick Rybbit if
- You want the Rybbit 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 Rybbit fits your workflow better
About Umami
Umami is a privacy first, open source web and product analytics platform that gives site owners and product teams traffic, campaign, behavior, conversion and revenue reporting without cookies or surveillance, run either self hosted or in the cloud.
read the full Umami overview →
About Rybbit
Rybbit is an open source web and product analytics project written in TypeScript and licensed under AGPL 3.0. It lives in the data and analytics ecosystem, specifically web and product analytics, with repository topics including analytics, google analytics, product analytics, and web analytics. The README describes it as a privacy friendly alternative to Google Analytics, with a hosted service and a self hosted path for teams that want audience data without cookies.
read the full Rybbit overview →
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Frequently asked questions
Is Umami or Rybbit more popular?
Umami has 38,885 GitHub stars and Rybbit has 13,018. Umami has the larger community by that measure.
Are Umami and Rybbit free?
Both are open source. Umami is licensed under MIT and Rybbit under AGPL-3.0. Neither carries a licence fee.
What is the difference between Umami and Rybbit?
Umami is written in TypeScript and Rybbit 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, Umami or Rybbit?
Choose Umami if you want the larger community (38,885 stars) or its MIT licence terms. Choose Rybbit if its feature set, stack or AGPL-3.0 licence fits better. Both are self-hostable.