head to head · open source
Uptime Kuma vs Vortex
Uptime Kuma has 91,498 GitHub stars, 8,431 forks, 805 open issues and last shipped yesterday. Vortex has 600 stars, 338 forks, 44 open issues and last shipped 10 months ago. Uptime Kuma leads on adoption by 15,150% (91,498 vs 600 stars). Uptime Kuma is written in JavaScript under MIT; Vortex is written in Java under Apache-2.0. Uptime Kuma has attracted 9% as many forks as stars, Vortex 56%. Uptime Kuma 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 | Vortex | |
|---|---|---|
| GitHub stars | ★ 91K | ★ 600 |
| License | MIT | Apache-2.0 |
| Written in | JavaScript | Java |
| Last push | 2026-09-18 | 2025-11-13 |
| Forks | ⑂ 8.4K | ⑂ 338 |
| 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 Vortex if
- You want the Vortex feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Java
- You evaluated both and Vortex 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 Vortex
Vortex is a Java based Discord moderation bot, licensed under Apache 2.0, that pairs a moderation and logging suite with an auto moderator so server staff can track members, keep moderators accountable, and filter certain types of behaviour without constant human intervention.
read the full Vortex overview →
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Frequently asked questions
Is Uptime Kuma or Vortex more popular?
Uptime Kuma has 91,498 GitHub stars and Vortex has 600. Uptime Kuma has the larger community by that measure.
Are Uptime Kuma and Vortex free?
Both are open source. Uptime Kuma is licensed under MIT and Vortex under Apache-2.0. Neither carries a licence fee.
What is the difference between Uptime Kuma and Vortex?
Uptime Kuma is written in JavaScript and Vortex in Java. 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 Vortex?
Choose Uptime Kuma if you want the larger community (91,498 stars) or its MIT licence terms. Choose Vortex if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.