head to head · open source
Uptime Kuma vs crowdsec-web-ui
Uptime Kuma has 91,498 GitHub stars, 8,431 forks, 805 open issues and last shipped yesterday. crowdsec-web-ui has 650 stars, 34 forks, 12 open issues and last shipped 7 days ago. Uptime Kuma leads on adoption by 13,977% (91,498 vs 650 stars). Uptime Kuma is written in JavaScript under MIT; crowdsec-web-ui is written in TypeScript under AGPL-3.0. Uptime Kuma has attracted 9% as many forks as stars, crowdsec-web-ui 5%. 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 (docker, self-hosted), 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 | crowdsec-web-ui | |
|---|---|---|
| GitHub stars | ★ 91K | ★ 650 |
| License | MIT | AGPL-3.0 |
| Written in | JavaScript | TypeScript |
| Last push | 2026-09-18 | 2026-09-12 |
| Forks | ⑂ 8.4K | ⑂ 34 |
| 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 crowdsec-web-ui if
- You want the crowdsec-web-ui feature set and don't need the biggest community
- You prefer the AGPL-3.0 license terms
- Your stack matches TypeScript
- You evaluated both and crowdsec-web-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 crowdsec-web-ui
CrowdSec Web UI is a self hosted, AGPL 3.0 licensed dashboard written in TypeScript that gives CrowdSec operators one responsive interface for investigating alerts, managing decisions, monitoring runtime metrics, and sending notifications.
read the full crowdsec-web-ui overview →
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Frequently asked questions
Is Uptime Kuma or crowdsec-web-ui more popular?
Uptime Kuma has 91,498 GitHub stars and crowdsec-web-ui has 650. Uptime Kuma has the larger community by that measure.
Are Uptime Kuma and crowdsec-web-ui free?
Both are open source. Uptime Kuma is licensed under MIT and crowdsec-web-ui under AGPL-3.0. Neither carries a licence fee.
What is the difference between Uptime Kuma and crowdsec-web-ui?
Uptime Kuma is written in JavaScript and crowdsec-web-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 crowdsec-web-ui?
Choose Uptime Kuma if you want the larger community (91,498 stars) or its MIT licence terms. Choose crowdsec-web-ui if its feature set, stack or AGPL-3.0 licence fits better. Both are self-hostable.