head to head · open source
Fathom Lite vs Aptabase
Fathom Lite has 8,034 GitHub stars, 388 forks, 5 open issues and last shipped 8 months ago. Aptabase has 1,865 stars, 141 forks, 59 open issues and last shipped 6 days ago. Fathom Lite leads on adoption by 331% (8,034 vs 1,865 stars). Fathom Lite is written in Go under MIT; Aptabase is written in C# under AGPL-3.0. Fathom Lite has attracted 5% as many forks as stars, Aptabase 8%. Aptabase was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 2 topic tags (analytics, 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 | Aptabase | |
|---|---|---|
| GitHub stars | ★ 8.0K | ★ 1.9K |
| License | MIT | AGPL-3.0 |
| Written in | Go | C# |
| Last push | 2026-03-18 | 2026-10-30 |
| Forks | ⑂ 388 | ⑂ 141 |
| 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 Aptabase if
- You want the Aptabase feature set and don't need the biggest community
- You prefer the AGPL-3.0 license terms
- Your stack matches C#
- You evaluated both and Aptabase fits your workflow better
About Fathom Lite
Fathom Lite simple website analytics ============================== Fathom Lite is a previous and open source version of Fathom Analytics (a paid, hosted Google Analytics alternative). It was the very first version of our software, and has been downloaded millions of times! While we are no longer adding features to this Lite version, we will be continuing to maintain it long term and fix any bugs that come up. Fathom Lite vs Fathom (hosted) Today’s Fathom Analytics is a hosted product with simple pricing based on monthly pageviews. The same core capabilities are included on every plan: for example API access, up…
read the full Fathom Lite overview →
About Aptabase
Aptabase Analytics for Apps. Open Source. Privacy First. Simple. Learn more » About the Project Aptabase is an open source alternative to Firebase/Google Analytics, specifically built for Mobile, Desktop and Web apps. 📱 Extensive list of SDK : No matter what framework or language you use, we have an SDK for you. Swift, React Native, Flutter, Electron, Kotlin, and many others. 😇 Privacy First : We prioritize user privacy and collect minimal usage data without using unique identifiers. Instead, we focus on monitoring sessions, complying fully with GDPR, CCPA, and PECR regulations. 🚀 Simple : Built in and user…
read the full Aptabase overview →
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Frequently asked questions
Is Fathom Lite or Aptabase more popular?
Fathom Lite has 8,034 GitHub stars and Aptabase has 1,865. Fathom Lite has the larger community by that measure.
Are Fathom Lite and Aptabase free?
Both are open source. Fathom Lite is licensed under MIT and Aptabase under AGPL-3.0. Neither carries a licence fee.
What is the difference between Fathom Lite and Aptabase?
Fathom Lite is written in Go and Aptabase in C#. 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 Aptabase?
Choose Fathom Lite if you want the larger community (8,034 stars) or its MIT licence terms. Choose Aptabase if its feature set, stack or AGPL-3.0 licence fits better. Both are self-hostable.