head to head · open source
Uptime Kuma vs jaeger-ui
Uptime Kuma has 91,498 GitHub stars, 8,431 forks, 805 open issues and last shipped today. jaeger-ui has 1,527 stars, 840 forks, 225 open issues and last shipped 2 days ago. Uptime Kuma leads on adoption by 5,892% (91,498 vs 1,527 stars). Uptime Kuma is written in JavaScript under MIT; jaeger-ui is written in TypeScript under Apache-2.0. Uptime Kuma has attracted 9% as many forks as stars, jaeger-ui 55%. 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 | jaeger-ui | |
|---|---|---|
| GitHub stars | ★ 91K | ★ 1.5K |
| License | MIT | Apache-2.0 |
| Written in | JavaScript | TypeScript |
| Last push | 2026-09-18 | 2026-09-16 |
| Forks | ⑂ 8.4K | ⑂ 840 |
| 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 jaeger-ui if
- You want the jaeger-ui feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches TypeScript
- You evaluated both and jaeger-ui 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 jaeger-ui
Jaeger UI is the open source, Apache 2.0 TypeScript web interface that visualizes and searches distributed traces captured by Jaeger, built for developers, platform engineers, and site reliability engineers who need to inspect how a request moves across services.
read the full jaeger-ui overview →
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Frequently asked questions
Is Uptime Kuma or jaeger-ui more popular?
Uptime Kuma has 91,498 GitHub stars and jaeger-ui has 1,527. Uptime Kuma has the larger community by that measure.
Are Uptime Kuma and jaeger-ui free?
Both are open source. Uptime Kuma is licensed under MIT and jaeger-ui under Apache-2.0. Neither carries a licence fee.
What is the difference between Uptime Kuma and jaeger-ui?
Uptime Kuma is written in JavaScript and jaeger-ui in TypeScript. 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 jaeger-ui?
Choose Uptime Kuma if you want the larger community (91,498 stars) or its MIT licence terms. Choose jaeger-ui if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.