head to head · open source
Uptime Kuma vs sensu-go
Uptime Kuma has 93,190 GitHub stars, 8,655 forks, 805 open issues and last shipped yesterday. sensu-go has 1,114 stars, 181 forks, 274 open issues and last shipped 3 days ago. Uptime Kuma leads on adoption by 8,265% (93,190 vs 1,114 stars). Uptime Kuma is written in JavaScript under MIT; sensu-go is written in Go under MIT. Uptime Kuma has attracted 9% as many forks as stars, sensu-go 16%. 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 | sensu-go | |
|---|---|---|
| GitHub stars | ★ 93K | ★ 1.1K |
| License | MIT | MIT |
| Written in | JavaScript | Go |
| Last push | 2026-11-02 | 2026-10-31 |
| Forks | ⑂ 8.7K | ⑂ 181 |
| 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 sensu-go if
- You want the sensu-go feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Go
- You evaluated both and sensu-go 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 sensu-go
Sensu Go CircleCI: Sensu is an open source monitoring tool for ephemeral infrastructure and distributed applications. It is an agent based monitoring system with built in auto discovery, making it very well suited for cloud environments. Sensu uses service checks to monitor service health and collect telemetry data. It also has a number of well defined APIs for configuration, external data input, and to provide access to Sensu's data. Sensu is extremely extensible and is commonly referred to as "the monitoring router". To learn more about Sensu, please visit the website and read the documentation. What is Sensu…
read the full sensu-go overview →
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Frequently asked questions
Is Uptime Kuma or sensu-go more popular?
Uptime Kuma has 93,190 GitHub stars and sensu-go has 1,114. Uptime Kuma has the larger community by that measure.
Are Uptime Kuma and sensu-go free?
Both are open source. Uptime Kuma is licensed under MIT and sensu-go under MIT. Neither carries a licence fee.
What is the difference between Uptime Kuma and sensu-go?
Uptime Kuma is written in JavaScript and sensu-go 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 sensu-go?
Choose Uptime Kuma if you want the larger community (93,190 stars) or its MIT licence terms. Choose sensu-go if its feature set, stack or MIT licence fits better. Both are self-hostable.