head to head · open source
Fathom Lite vs Prisme Analytics
Fathom Lite has 8,020 GitHub stars, 383 forks, 5 open issues and last shipped 6 months ago. Prisme Analytics has 131 stars, 4 forks, 1 open issues and last shipped 7 months ago. Fathom Lite leads on adoption by 6,022% (8,020 vs 131 stars). Fathom Lite is written in Go under MIT; Prisme Analytics is written in TypeScript under AGPL-3.0. Fathom Lite has attracted 5% as many forks as stars, Prisme Analytics 3%. Fathom Lite 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, metrics, privacy), 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
| Fathom Lite | Prisme Analytics | |
|---|---|---|
| GitHub stars | ★ 8.0K | ★ 131 |
| License | MIT | AGPL-3.0 |
| Written in | Go | TypeScript |
| Last push | 2026-03-18 | 2026-02-12 |
| Forks | ⑂ 383 | ⑂ 4 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Fathom Lite if
- You weight community size — 8.0K stars and counting
- You want the MIT license terms
- Your stack matches Go
- You value the larger contributor base for long-term maintenance
pick Prisme Analytics if
- You want the Prisme Analytics 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 Prisme Analytics fits your workflow better
About Fathom Lite
Fathom Lite is the original open source, self hosted edition of Fathom Analytics — a simple, privacy focused website analytics tool written in Go with a Preact dashboard, released under the MIT licence for people who want to run their own analytics server rather than buy a hosted service.
read the full Fathom Lite overview →
About Prisme Analytics
Prisme Analytics is a self hosted, privacy focused web analytics service written in Go that delivers cookie less traffic measurement through Grafana dashboards, and it is built for website and web application owners who want GDPR compliant insight without shipping visitor data to a third party.
read the full Prisme Analytics overview →
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Frequently asked questions
Is Fathom Lite or Prisme Analytics more popular?
Fathom Lite has 8,020 GitHub stars and Prisme Analytics has 131. Fathom Lite has the larger community by that measure.
Are Fathom Lite and Prisme Analytics free?
Both are open source. Fathom Lite is licensed under MIT and Prisme Analytics under AGPL-3.0. Neither carries a licence fee.
What is the difference between Fathom Lite and Prisme Analytics?
Fathom Lite is written in Go and Prisme Analytics 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, Fathom Lite or Prisme Analytics?
Choose Fathom Lite if you want the larger community (8,020 stars) or its MIT licence terms. Choose Prisme Analytics if its feature set, stack or AGPL-3.0 licence fits better. Both are self-hostable.