head to head · open source
jaeger vs Cachet
jaeger has 23,217 GitHub stars, 3,119 forks, 547 open issues and last shipped 2 days ago. Cachet has 15,242 stars, 1,632 forks, 7 open issues and last shipped yesterday. jaeger leads on adoption by 52% (23,217 vs 15,242 stars). jaeger is written in Go under Apache-2.0; Cachet is written in PHP under a custom or non-standard licence. jaeger has attracted 13% as many forks as stars, Cachet 11%. Cachet 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
| jaeger | Cachet | |
|---|---|---|
| GitHub stars | ★ 23K | ★ 15K |
| License | Apache-2.0 | Custom / other |
| Written in | Go | PHP |
| Last push | 2026-09-16 | 2026-09-17 |
| Forks | ⑂ 3.1K | ⑂ 1.6K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick jaeger if
- You weight community size — 23K stars and counting
- You want the Apache-2.0 license terms
- Your stack matches Go
- You value the larger contributor base for long-term maintenance
pick Cachet if
- You want the Cachet feature set and don't need the biggest community
- You prefer the Custom / other license terms
- Your stack matches PHP
- You evaluated both and Cachet fits your workflow better
About jaeger
Jaeger is a distributed tracing platform hosted by the Cloud Native Computing Foundation (CNCF), where it graduated as the 7th top level project in October 2019. It was originally created by Uber Technologies and then donated to the CNCF. The project is written in Go and released under the Apache 2.0 license, and it lives in the OpenTelemetry and observability ecosystem: it consumes traces from OpenTelemetry SDKs and reuses components from the OpenTelemetry Collector. Its repository carries topics including cncf, distributed tracing, jaeger, observability, opentelemetry and tracing, and the project is openly gove…
read the full jaeger overview →
About Cachet
Cachet is an open source, self hosted status page system. It lives in the PHP and Laravel ecosystem, and it is categorized under Infrastructure and Operations and Monitoring and Observability. The project is intended for teams that need a dedicated place to communicate service status and downtime in a transparent way.
read the full Cachet overview →
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Frequently asked questions
Is jaeger or Cachet more popular?
jaeger has 23,217 GitHub stars and Cachet has 15,242. jaeger has the larger community by that measure.
Are jaeger and Cachet free?
Both are open source. jaeger is licensed under Apache-2.0, and Cachet has no licence declared in this registry. Both are free to self-host.
What is the difference between jaeger and Cachet?
jaeger is written in Go and Cachet in PHP. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, jaeger or Cachet?
Choose jaeger if you want the larger community (23,217 stars) or its Apache-2.0 licence terms. Choose Cachet if its feature set, stack or Custom / other licence fits better. Both are self-hostable.