head to head · open source
Uptime Kuma vs Keep
Uptime Kuma has 91,477 GitHub stars, 8,426 forks, 805 open issues and last shipped yesterday. Keep has 12,331 stars, 1,508 forks, 609 open issues and last shipped 5 days ago. Uptime Kuma leads on adoption by 642% (91,477 vs 12,331 stars). Uptime Kuma is written in JavaScript under MIT; Keep is written in Python under a custom or non-standard licence. Uptime Kuma has attracted 9% as many forks as stars, Keep 12%. 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 | Keep | |
|---|---|---|
| GitHub stars | ★ 91K | ★ 12K |
| License | MIT | Custom / other |
| Written in | JavaScript | Python |
| Last push | 2026-09-17 | 2026-09-13 |
| 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 Keep if
- You want the Keep feature set and don't need the biggest community
- You prefer the Custom / other license terms
- Your stack matches Python
- You evaluated both and Keep 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 Keep
Keep is the open source AIOps and alert management platform: a Python based single pane of glass that unifies alerts and incidents, deduplicates and enriches them, and automates response through declarative YAML workflows, aimed at the SRE, platform and on call teams that operate many monitoring tools at once.
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Frequently asked questions
Is Uptime Kuma or Keep more popular?
Uptime Kuma has 91,477 GitHub stars and Keep has 12,331. Uptime Kuma has the larger community by that measure.
Are Uptime Kuma and Keep free?
Both are open source. Uptime Kuma is licensed under MIT, and Keep has no licence declared in this registry. Both are free to self-host.
What is the difference between Uptime Kuma and Keep?
Uptime Kuma is written in JavaScript and Keep 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 Keep?
Choose Uptime Kuma if you want the larger community (91,477 stars) or its MIT licence terms. Choose Keep if its feature set, stack or Custom / other licence fits better. Both are self-hostable.