head to head · open source
Sentry vs hertzbeat
Sentry has 45,704 GitHub stars, 4,959 forks, 2,265 open issues and last shipped yesterday. hertzbeat has 7,452 stars, 1,368 forks, 313 open issues and last shipped 2 days ago. Sentry leads on adoption by 513% (45,704 vs 7,452 stars). Sentry is written in Python under a custom or non-standard licence; hertzbeat is written in Java under Apache-2.0. Sentry has attracted 11% as many forks as stars, hertzbeat 18%. Sentry was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 2 topic tags (monitor, 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
| Sentry | hertzbeat | |
|---|---|---|
| GitHub stars | ★ 46K | ★ 7.5K |
| License | Custom / other | Apache-2.0 |
| Written in | Python | Java |
| Last push | 2026-11-04 | 2026-11-03 |
| Forks | ⑂ 5.0K | ⑂ 1.4K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Sentry if
- You weight community size — 46K 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 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 Sentry
Users and logs provide clues. Sentry provides answers. What's Sentry? Sentry is the debugging platform that helps every developer detect, trace, and fix issues. Code breaks, fix it faster. Official Sentry SDKs JavaScript Electron React Native Python Ruby PHP Laravel Go Rust Java/Kotlin Objective C/Swift C\ /F\ C/C++ Dart/Flutter Perl Clojure Elixir Unity Unreal Engine Godot Engine PowerShell Resources Documentation Discussions (Bugs, feature requests, general questions) Discord Contributing Bug Tracker Code Transifex (Translate Sentry\!)
read the full Sentry 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 Sentry or hertzbeat more popular?
Sentry has 45,704 GitHub stars and hertzbeat has 7,452. Sentry has the larger community by that measure.
Are Sentry and hertzbeat free?
Both are open source. Sentry 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 Sentry and hertzbeat?
Sentry is written in Python 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, Sentry or hertzbeat?
Choose Sentry if you want the larger community (45,704 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.