head to head · open source
Uptime Kuma vs psutil
Uptime Kuma has 91,477 GitHub stars, 8,426 forks, 805 open issues and last shipped yesterday. psutil has 11,276 stars, 1,514 forks, 258 open issues and last shipped 4 days ago. Uptime Kuma leads on adoption by 711% (91,477 vs 11,276 stars). Uptime Kuma is written in JavaScript under MIT; psutil is written in Python under BSD-3-Clause. Uptime Kuma has attracted 9% as many forks as stars, psutil 13%. Uptime Kuma 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
| Uptime Kuma | psutil | |
|---|---|---|
| GitHub stars | ★ 91K | ★ 11K |
| License | MIT | BSD-3-Clause |
| Written in | JavaScript | Python |
| Last push | 2026-09-17 | 2026-09-14 |
| Forks | ⑂ 8.4K | ⑂ 1.5K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Uptime Kuma if
- You weight community size — 91K stars and counting
- You want the MIT license terms
- Your stack matches JavaScript
- 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 Uptime Kuma
Uptime Kuma is a free, MIT licensed, self hosted monitoring tool with a reactive web dashboard, built for operators and teams that want to watch their own HTTP, TCP, and DNS endpoints and keep the resulting data on their own infrastructure.
read the full Uptime Kuma 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 Uptime Kuma or psutil more popular?
Uptime Kuma has 91,477 GitHub stars and psutil has 11,276. Uptime Kuma has the larger community by that measure.
Are Uptime Kuma and psutil free?
Both are open source. Uptime Kuma is licensed under MIT and psutil under BSD-3-Clause. Neither carries a licence fee.
What is the difference between Uptime Kuma and psutil?
Uptime Kuma is written in JavaScript 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, Uptime Kuma or psutil?
Choose Uptime Kuma if you want the larger community (91,477 stars) or its MIT licence terms. Choose psutil if its feature set, stack or BSD-3-Clause licence fits better. Both are self-hostable.