head to head · open source
Uptime Kuma vs qtap
Uptime Kuma has 91,498 GitHub stars, 8,431 forks, 805 open issues and last shipped yesterday. qtap has 1,459 stars, 55 forks, 8 open issues and last shipped 8 days ago. Uptime Kuma leads on adoption by 6,171% (91,498 vs 1,459 stars). Uptime Kuma is written in JavaScript under MIT; qtap is written in C under Apache-2.0. Uptime Kuma has attracted 9% as many forks as stars, qtap 4%. 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 | qtap | |
|---|---|---|
| GitHub stars | ★ 91K | ★ 1.5K |
| License | MIT | Apache-2.0 |
| Written in | JavaScript | C |
| Last push | 2026-09-18 | 2026-09-11 |
| Forks | ⑂ 8.4K | ⑂ 55 |
| 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 qtap if
- You want the qtap feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches C
- You evaluated both and qtap 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 qtap
Qtap is an Apache 2.0 eBPF agent that intercepts network traffic inside the Linux kernel at the TLS/SSL layer, letting platform engineers, SREs, security auditors, and application developers inspect egress connections and the originating processes without modifying applications, deploying proxies, or managing certificates.
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Frequently asked questions
Is Uptime Kuma or qtap more popular?
Uptime Kuma has 91,498 GitHub stars and qtap has 1,459. Uptime Kuma has the larger community by that measure.
Are Uptime Kuma and qtap free?
Both are open source. Uptime Kuma is licensed under MIT and qtap under Apache-2.0. Neither carries a licence fee.
What is the difference between Uptime Kuma and qtap?
Uptime Kuma is written in JavaScript and qtap in C. 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 qtap?
Choose Uptime Kuma if you want the larger community (91,498 stars) or its MIT licence terms. Choose qtap if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.