head to head · open source
PostHog vs Swetrix
PostHog has 39,835 GitHub stars, 3,394 forks, 5,637 open issues and last shipped yesterday. Swetrix has 1,200 stars, 74 forks, 14 open issues and last shipped yesterday. PostHog leads on adoption by 3,220% (39,835 vs 1,200 stars). PostHog is written in Python under a custom or non-standard licence; Swetrix is written in TypeScript under AGPL-3.0. PostHog has attracted 9% as many forks as stars, Swetrix 6%. PostHog 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
| PostHog | Swetrix | |
|---|---|---|
| GitHub stars | ★ 40K | ★ 1.2K |
| License | Custom / other | AGPL-3.0 |
| Written in | Python | TypeScript |
| Last push | 2026-09-17 | 2026-09-17 |
| Forks | ⑂ 3.4K | ⑂ 74 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick PostHog if
- You weight community size — 40K stars and counting
- You want the Custom / other license terms
- Your stack matches Python
- 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 PostHog
PostHog is an open source platform for building self driving products, combining product analytics, web analytics, session replay, feature flags, experiments, error tracking, logs, surveys, a data warehouse, data pipelines, AI observability, and workflows in a single system, aimed at product, engineering, and growth teams that want to own their product data rather than rent it.
read the full PostHog 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 PostHog or Swetrix more popular?
PostHog has 39,835 GitHub stars and Swetrix has 1,200. PostHog has the larger community by that measure.
Are PostHog and Swetrix free?
Both are open source. PostHog 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 PostHog and Swetrix?
PostHog is written in Python 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, PostHog or Swetrix?
Choose PostHog if you want the larger community (39,835 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.