head to head · open source
Uptime Kuma vs kotlin-logging
Uptime Kuma has 91,498 GitHub stars, 8,431 forks, 805 open issues and last shipped today. kotlin-logging has 3,110 stars, 130 forks, 21 open issues and last shipped 4 months ago. Uptime Kuma leads on adoption by 2,842% (91,498 vs 3,110 stars). Uptime Kuma is written in JavaScript under MIT; kotlin-logging is written in Kotlin under Apache-2.0. Uptime Kuma has attracted 9% as many forks as stars, kotlin-logging 4%. Uptime Kuma was the more recently maintained of the two, and both are self-hostable with no licence fee.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
← all 8884 open source comparisons
Side by side
| Uptime Kuma | kotlin-logging | |
|---|---|---|
| GitHub stars | ★ 91K | ★ 3.1K |
| License | MIT | Apache-2.0 |
| Written in | JavaScript | Kotlin |
| Last push | 2026-09-18 | 2026-05-27 |
| Forks | ⑂ 8.4K | ⑂ 130 |
| 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 kotlin-logging if
- You want the kotlin-logging feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Kotlin
- You evaluated both and kotlin-logging 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 kotlin-logging
kotlin logging Lightweight Multiplatform logging framework for Kotlin, written in . A convenient and performant logging facade. Call log methods, without checking whether the respective log level is enabled Behind the scenes the expensive message do not get evaluated if debug is not enabled: Define the logger, without explicitly specifying the class name Behind the scenes val logger will be created in the class, with the class/file name: Log exceptions in a Kotlin style Fluent logging in a Kotlin style Getting started Download Important note: kotlin logging depends on slf4j api (in the JVM artifact). In runtime, …
read the full kotlin-logging overview →
More in Infrastructure & Operations
Related comparisons
More Monitoring & Observability projects
Compare either of these against the rest of the Monitoring & Observability field.
Frequently asked questions
Is Uptime Kuma or kotlin-logging more popular?
Uptime Kuma has 91,498 GitHub stars and kotlin-logging has 3,110. Uptime Kuma has the larger community by that measure.
Are Uptime Kuma and kotlin-logging free?
Both are open source. Uptime Kuma is licensed under MIT and kotlin-logging under Apache-2.0. Neither carries a licence fee.
What is the difference between Uptime Kuma and kotlin-logging?
Uptime Kuma is written in JavaScript and kotlin-logging in Kotlin. 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 kotlin-logging?
Choose Uptime Kuma if you want the larger community (91,498 stars) or its MIT licence terms. Choose kotlin-logging if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.