head to head · open source
SigNoz vs hertzbeat
SigNoz has 32,525 GitHub stars, 2,576 forks, 1,557 open issues and last shipped yesterday. hertzbeat has 7,452 stars, 1,368 forks, 313 open issues and last shipped 2 days ago. SigNoz leads on adoption by 336% (32,525 vs 7,452 stars). SigNoz is written in TypeScript under a custom or non-standard licence; hertzbeat is written in Java under Apache-2.0. SigNoz has attracted 8% as many forks as stars, hertzbeat 18%. SigNoz was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 3 topic tags (logs, metrics, monitoring), 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
| SigNoz | hertzbeat | |
|---|---|---|
| GitHub stars | ★ 33K | ★ 7.5K |
| License | Custom / other | Apache-2.0 |
| Written in | TypeScript | Java |
| Last push | 2026-11-04 | 2026-11-03 |
| Forks | ⑂ 2.6K | ⑂ 1.4K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick SigNoz if
- You weight community size — 33K stars and counting
- You want the Custom / other license terms
- Your stack matches TypeScript
- 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 SigNoz
中文 · Deutsch · Português SigNoz is an open source observability platform built on OpenTelemetry. We’re building an enterprise grade alternative to fragmented monitoring stacks, with logs, metrics, traces, alerts, and dashboards in one place. Choose how to run SigNoz SigNoz Cloud (Recommended) Fully managed SigNoz with a 30 day free trial, no credit card required, usage based pricing that starts at $49, and regional data hosting. Start free → Enterprise Enterprise Cloud, BYOC, or Enterprise Self Hosted with compliance, support, custom retention, RBAC, ingestion controls, data residency, and region selection…
read the full SigNoz 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 SigNoz or hertzbeat more popular?
SigNoz has 32,525 GitHub stars and hertzbeat has 7,452. SigNoz has the larger community by that measure.
Are SigNoz and hertzbeat free?
Both are open source. SigNoz has no licence declared in this registry, and hertzbeat is licensed under Apache-2.0. Both are free to self-host.
What is the difference between SigNoz and hertzbeat?
SigNoz is written in TypeScript 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, SigNoz or hertzbeat?
Choose SigNoz if you want the larger community (32,525 stars) or its Custom / other licence terms. Choose hertzbeat if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.