head to head · open source
Uptime Kuma vs jaeger
Uptime Kuma has 93,190 GitHub stars, 8,655 forks, 805 open issues and last shipped yesterday. jaeger has 23,366 stars, 3,220 forks, 547 open issues and last shipped yesterday. Uptime Kuma leads on adoption by 299% (93,190 vs 23,366 stars). Uptime Kuma is written in JavaScript under MIT; jaeger is written in Go under Apache-2.0. Uptime Kuma has attracted 9% as many forks as stars, jaeger 14%. jaeger 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.
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Side by side
| Uptime Kuma | jaeger | |
|---|---|---|
| GitHub stars | ★ 93K | ★ 23K |
| License | MIT | Apache-2.0 |
| Written in | JavaScript | Go |
| Last push | 2026-11-02 | 2026-11-02 |
| Forks | ⑂ 8.7K | ⑂ 3.2K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Uptime Kuma if
- You weight community size — 93K 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 if
- You want the jaeger feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Go
- You evaluated both and jaeger fits your workflow better
About Uptime Kuma
Uptime Kuma Uptime Kuma is an easy to use self hosted monitoring tool. 🥔 Live Demo Try it! Demo Server (Location: Frankfurt Germany): It is a temporary live demo, all data will be deleted after 10 minutes. Sponsored by Uptime Kuma Sponsors. ⭐ Features Monitoring uptime for HTTP(s) / TCP / HTTP(s) Keyword / HTTP(s) Json Query / Websocket / Ping / DNS Record / Push / Steam Game Server / Docker Containers Fancy, Reactive, Fast UI/UX Notifications via Telegram, Discord, Gotify, Slack, Pushover, Email (SMTP), and 90+ notification services, click here for the full list 20 second intervals Multi Languages Multiple…
read the full Uptime Kuma overview →
About jaeger
[![Slack chat][slack img]]( get in touch) [![Unit Tests][ci img]][ci] [![Coverage Status][cov img]][cov] [![Project+Community stats][community badge]][community stats] [![FOSSA Status][fossa img]][fossa] [![OpenSSF Scorecard][openssf img]][openssf] [![OpenSSF Best Practices][openssf bp img]][openssf bp] [![CLOMonitor][clomonitor img]][clomonitor] [![Artifact Hub][artifacthub img]][artifacthub] Jaeger a Distributed Tracing System 💥💥💥 Jaeger v2 is out! Read the blog post and try it out. Quick Start Get Jaeger running in seconds with Docker: For production deployments and more options, see the Getting Started…
read the full jaeger overview →
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Frequently asked questions
Is Uptime Kuma or jaeger more popular?
Uptime Kuma has 93,190 GitHub stars and jaeger has 23,366. Uptime Kuma has the larger community by that measure.
Are Uptime Kuma and jaeger free?
Both are open source. Uptime Kuma is licensed under MIT and jaeger under Apache-2.0. Neither carries a licence fee.
What is the difference between Uptime Kuma and jaeger?
Uptime Kuma is written in JavaScript and jaeger 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 jaeger?
Choose Uptime Kuma if you want the larger community (93,190 stars) or its MIT licence terms. Choose jaeger if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.