head to head · open source
Sentry vs psutil
Sentry has 44,806 GitHub stars, 4,857 forks, 2,265 open issues and last shipped today. psutil has 11,277 stars, 1,517 forks, 258 open issues and last shipped 6 days ago. Sentry leads on adoption by 297% (44,806 vs 11,277 stars). Sentry is written in Python under a custom or non-standard licence; psutil is written in Python under BSD-3-Clause. Sentry has attracted 11% as many forks as stars, psutil 13%. Sentry was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (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 | psutil | |
|---|---|---|
| GitHub stars | ★ 45K | ★ 11K |
| License | Custom / other | BSD-3-Clause |
| Written in | Python | Python |
| Last push | 2026-09-20 | 2026-09-14 |
| Forks | ⑂ 4.9K | ⑂ 1.5K |
| 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 psutil if
- You want the psutil feature set and don't need the biggest community
- You prefer the BSD-3-Clause license terms
- Your stack matches Python
- You evaluated both and psutil 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 psutil
psutil is a cross platform Python library for retrieving information about running processes and system utilization — CPU, memory, disks, network and sensors — for developers and operators who need that data programmatically from inside Python code rather than from shell output.
read the full psutil overview →
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Frequently asked questions
Is Sentry or psutil more popular?
Sentry has 44,806 GitHub stars and psutil has 11,277. Sentry has the larger community by that measure.
Are Sentry and psutil free?
Both are open source. Sentry has no licence declared in this registry, and psutil is licensed under BSD-3-Clause. Both are free to self-host.
What is the difference between Sentry and psutil?
Sentry is written in Python and psutil in Python. 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 psutil?
Choose Sentry if you want the larger community (44,806 stars) or its Custom / other licence terms. Choose psutil if its feature set, stack or BSD-3-Clause licence fits better. Both are self-hostable.