head to head · open source
Uptime Kuma vs monitoror
Uptime Kuma has 93,190 GitHub stars, 8,655 forks, 805 open issues and last shipped yesterday. monitoror has 4,393 stars, 194 forks, 77 open issues and last shipped 4 days ago. Uptime Kuma leads on adoption by 2,021% (93,190 vs 4,393 stars). Uptime Kuma is written in JavaScript under MIT; monitoror is written in Go under MIT. Uptime Kuma has attracted 9% as many forks as stars, monitoror 4%. Uptime Kuma was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 2 topic tags (monitor, 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 | monitoror | |
|---|---|---|
| GitHub stars | ★ 93K | ★ 4.4K |
| License | MIT | MIT |
| Written in | JavaScript | Go |
| Last push | 2026-11-02 | 2026-10-30 |
| Forks | ⑂ 8.7K | ⑂ 194 |
| 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 monitoror if
- You want the monitoror feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Go
- You evaluated both and monitoror 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 monitoror
Monitoror Monitoror is a wallboard monitoring app to monitor server status; monitor CI builds progress or even display critical values. Demo Visit Monitoror live demo Getting started Monitoror is a single file app written in Go which can be run on these platforms: Linux (64bits, ARM) macOS Windows (64bits) The app is divided into two parts: Core and UI. Core is the server side Monitoror HTTP API, configured by the environment variables or .env file. UI is the client side Monitoror loaded in browser, which is the wallboard itself. Visit the Monitoror website for more details Documentation All details about…
read the full monitoror overview →
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Frequently asked questions
Is Uptime Kuma or monitoror more popular?
Uptime Kuma has 93,190 GitHub stars and monitoror has 4,393. Uptime Kuma has the larger community by that measure.
Are Uptime Kuma and monitoror free?
Both are open source. Uptime Kuma is licensed under MIT and monitoror under MIT. Neither carries a licence fee.
What is the difference between Uptime Kuma and monitoror?
Uptime Kuma is written in JavaScript and monitoror 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 monitoror?
Choose Uptime Kuma if you want the larger community (93,190 stars) or its MIT licence terms. Choose monitoror if its feature set, stack or MIT licence fits better. Both are self-hostable.