head to head · open source
Sentry vs sensu-go
Sentry has 44,806 GitHub stars, 4,857 forks, 2,265 open issues and last shipped today. sensu-go has 1,112 stars, 180 forks, 274 open issues and last shipped 3 days ago. Sentry leads on adoption by 3,929% (44,806 vs 1,112 stars). Sentry is written in Python under a custom or non-standard licence; sensu-go is written in Go under MIT. Sentry has attracted 11% as many forks as stars, sensu-go 16%. Sentry was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 2 topic tags (devops, 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 | sensu-go | |
|---|---|---|
| GitHub stars | ★ 45K | ★ 1.1K |
| License | Custom / other | MIT |
| Written in | Python | Go |
| Last push | 2026-09-20 | 2026-09-17 |
| Forks | ⑂ 4.9K | ⑂ 180 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Sentry if
- You weight community size — 45K 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 sensu-go if
- You want the sensu-go feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Go
- You evaluated both and sensu-go fits your workflow better
About Sentry
Sentry is an open source debugging platform for detecting, tracing, and fixing software issues in real time. It lives in the developer infrastructure ecosystem and provides error tracking and performance monitoring across languages, frameworks, and runtime environments.
read the full Sentry overview →
About sensu-go
Sensu Go is an MIT licensed, agent based monitoring system written in Go for ephemeral infrastructure and distributed applications, built for DevOps, platform, and operations teams running cloud and multi cloud environments.
read the full sensu-go overview →
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Frequently asked questions
Is Sentry or sensu-go more popular?
Sentry has 44,806 GitHub stars and sensu-go has 1,112. Sentry has the larger community by that measure.
Are Sentry and sensu-go free?
Both are open source. Sentry has no licence declared in this registry, and sensu-go is licensed under MIT. Both are free to self-host.
What is the difference between Sentry and sensu-go?
Sentry is written in Python and sensu-go in Go. 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 sensu-go?
Choose Sentry if you want the larger community (44,806 stars) or its Custom / other licence terms. Choose sensu-go if its feature set, stack or MIT licence fits better. Both are self-hostable.