head to head · open source
Uptime Kuma vs checkcle
Uptime Kuma has 91,498 GitHub stars, 8,431 forks, 805 open issues and last shipped yesterday. checkcle has 3,261 stars, 290 forks, 92 open issues and last shipped 2 months ago. Uptime Kuma leads on adoption by 2,706% (91,498 vs 3,261 stars). Uptime Kuma is written in JavaScript under MIT; checkcle is written in Go under MIT. Uptime Kuma has attracted 9% as many forks as stars, checkcle 9%. Uptime Kuma was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 4 topic tags (docker, monitoring, self-hosted, uptime), 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 | checkcle | |
|---|---|---|
| GitHub stars | ★ 91K | ★ 3.3K |
| License | MIT | MIT |
| Written in | JavaScript | Go |
| Last push | 2026-09-18 | 2026-07-17 |
| Forks | ⑂ 8.4K | ⑂ 290 |
| 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 checkcle if
- You want the checkcle feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Go
- You evaluated both and checkcle 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 checkcle
CheckCle is a self hosted, open source monitoring platform that gives developers, sysadmins, and DevOps teams real time uptime, infrastructure, incident, and alert visibility across full stack systems, applications, and services, and it can be deployed anywhere.
read the full checkcle overview →
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Frequently asked questions
Is Uptime Kuma or checkcle more popular?
Uptime Kuma has 91,498 GitHub stars and checkcle has 3,261. Uptime Kuma has the larger community by that measure.
Are Uptime Kuma and checkcle free?
Both are open source. Uptime Kuma is licensed under MIT and checkcle under MIT. Neither carries a licence fee.
What is the difference between Uptime Kuma and checkcle?
Uptime Kuma is written in JavaScript and checkcle 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, Uptime Kuma or checkcle?
Choose Uptime Kuma if you want the larger community (91,498 stars) or its MIT licence terms. Choose checkcle if its feature set, stack or MIT licence fits better. Both are self-hostable.