head to head · open source
jaeger vs hertzbeat
jaeger has 23,368 GitHub stars, 3,222 forks, 547 open issues and last shipped 2 days ago. hertzbeat has 7,452 stars, 1,368 forks, 313 open issues and last shipped 2 days ago. jaeger leads on adoption by 214% (23,368 vs 7,452 stars). jaeger is written in Go under Apache-2.0; hertzbeat is written in Java under Apache-2.0. jaeger has attracted 14% as many forks as stars, hertzbeat 18%. jaeger 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 | hertzbeat | |
|---|---|---|
| GitHub stars | ★ 23K | ★ 7.5K |
| License | Apache-2.0 | Apache-2.0 |
| Written in | Go | Java |
| Last push | 2026-11-03 | 2026-11-03 |
| Forks | ⑂ 3.2K | ⑂ 1.4K |
| 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 hertzbeat if
- You want the hertzbeat feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Java
- You evaluated both and hertzbeat fits your workflow better
About jaeger
[![Slack chat][slack img]]( get in touch) [![Unit Tests][ci img]][ci] [![Coverage Status][cov img]][cov] [![Project+Community stats][community badge]][community stats] [![FOSSA Status][fossa img]][fossa] [![OpenSSF Scorecard][openssf img]][openssf] [![OpenSSF Best Practices][openssf bp img]][openssf bp] [![CLOMonitor][clomonitor img]][clomonitor] [![Artifact Hub][artifacthub img]][artifacthub] Jaeger a Distributed Tracing System 💥💥💥 Jaeger v2 is out! Read the blog post and try it out. Quick Start Get Jaeger running in seconds with Docker: For production deployments and more options, see the Getting Started…
read the full jaeger overview →
About hertzbeat
Readme : English 中文 日本語 Home: hertzbeat.apache.org Email: Mail to dev subscribe@hertzbeat.apache.org to subscribe mailing lists 🎡 Introduction Apache HertzBeat™ is an AI powered next generation open source real time observability system. Unified metrics and logs collection, centralized alerting distribution, intelligent management and analysis. No Agent required, high performance cluster, provides powerful custom monitoring and status page building capabilities. Features Integrates collection + analysis + alerting + notification into one platform, with new AI powered interactions and features under HertzBeat…
read the full hertzbeat overview →
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Frequently asked questions
Is jaeger or hertzbeat more popular?
jaeger has 23,368 GitHub stars and hertzbeat has 7,452. jaeger has the larger community by that measure.
Are jaeger and hertzbeat free?
Both are open source. jaeger is licensed under Apache-2.0 and hertzbeat under Apache-2.0. Neither carries a licence fee.
What is the difference between jaeger and hertzbeat?
jaeger is written in Go and hertzbeat in Java. 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 hertzbeat?
Choose jaeger if you want the larger community (23,368 stars) or its Apache-2.0 licence terms. Choose hertzbeat if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.