head to head · open source
Countly vs Swetrix
Countly has 5,905 GitHub stars, 981 forks, 15 open issues and last shipped 3 days ago. Swetrix has 1,201 stars, 74 forks, 14 open issues and last shipped 2 days ago. Countly leads on adoption by 392% (5,905 vs 1,201 stars). Countly is written in JavaScript under a custom or non-standard licence; Swetrix is written in TypeScript under AGPL-3.0. Countly has attracted 17% as many forks as stars, Swetrix 6%. Swetrix was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (gdpr), 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
| Countly | Swetrix | |
|---|---|---|
| GitHub stars | ★ 5.9K | ★ 1.2K |
| License | Custom / other | AGPL-3.0 |
| Written in | JavaScript | TypeScript |
| Last push | 2026-09-18 | 2026-09-19 |
| Forks | ⑂ 981 | ⑂ 74 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Countly if
- You weight community size — 5.9K stars and counting
- You want the Custom / other license terms
- Your stack matches JavaScript
- You value the larger contributor base for long-term maintenance
pick Swetrix if
- You want the Swetrix 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 Swetrix fits your workflow better
About Countly
Countly is a privacy first, AI ready analytics and customer engagement platform that organizations deploy themselves rather than consume only as a hosted service. The server side component lives in this repository and is written in JavaScript, sitting in the JavaScript and Node.js ecosystem alongside the client SDKs that ship separately for iOS, Android, React Native, Flutter, NodeJS, Unity, Java and JavaScript. The platform is built around the idea that customer data should stay under the operator's control: Countly runs on premises or in a private cloud, and the project describes full data ownership, deployment…
read the full Countly overview →
About Swetrix
Swetrix is a cookieless, GDPR compliant, open source web analytics platform for teams that want privacy first traffic metrics plus error tracking, performance monitoring, session replays, funnels and custom events in one hosted or self hosted product.
read the full Swetrix overview →
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Frequently asked questions
Is Countly or Swetrix more popular?
Countly has 5,905 GitHub stars and Swetrix has 1,201. Countly has the larger community by that measure.
Are Countly and Swetrix free?
Both are open source. Countly has no licence declared in this registry, and Swetrix is licensed under AGPL-3.0. Both are free to self-host.
What is the difference between Countly and Swetrix?
Countly is written in JavaScript and Swetrix 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, Countly or Swetrix?
Choose Countly if you want the larger community (5,905 stars) or its Custom / other licence terms. Choose Swetrix if its feature set, stack or AGPL-3.0 licence fits better. Both are self-hostable.