head to head · open source
Uptime Kuma vs nginx-module-vts
Uptime Kuma has 93,190 GitHub stars, 8,655 forks, 805 open issues and last shipped yesterday. nginx-module-vts has 3,497 stars, 486 forks, 11 open issues and last shipped 19 days ago. Uptime Kuma leads on adoption by 2,565% (93,190 vs 3,497 stars). Uptime Kuma is written in JavaScript under MIT; nginx-module-vts is written in C under BSD-2-Clause. Uptime Kuma has attracted 9% as many forks as stars, nginx-module-vts 14%. 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 | nginx-module-vts | |
|---|---|---|
| GitHub stars | ★ 93K | ★ 3.5K |
| License | MIT | BSD-2-Clause |
| Written in | JavaScript | C |
| Last push | 2026-11-02 | 2026-10-15 |
| Forks | ⑂ 8.7K | ⑂ 486 |
| 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 nginx-module-vts if
- You want the nginx-module-vts feature set and don't need the biggest community
- You prefer the BSD-2-Clause license terms
- Your stack matches C
- You evaluated both and nginx-module-vts 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 nginx-module-vts
Nginx virtual host traffic status module ========== Nginx virtual host traffic status module Table of Contents ================= Version Test Dependencies Compatibility Screenshots Installation Synopsis Description Calculations and Intervals Control To get status of traffic zones on the fly To get fully zones To get group zones To get each zones To reset traffic zones on the fly To reset fully zones To reset group zones To reset each zones To delete traffic zones on the fly To delete fully zones To delete group zones To delete each zones Set JSON Json used by status Json used by control Variables Limit To limit…
read the full nginx-module-vts overview →
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Frequently asked questions
Is Uptime Kuma or nginx-module-vts more popular?
Uptime Kuma has 93,190 GitHub stars and nginx-module-vts has 3,497. Uptime Kuma has the larger community by that measure.
Are Uptime Kuma and nginx-module-vts free?
Both are open source. Uptime Kuma is licensed under MIT and nginx-module-vts under BSD-2-Clause. Neither carries a licence fee.
What is the difference between Uptime Kuma and nginx-module-vts?
Uptime Kuma is written in JavaScript and nginx-module-vts 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 nginx-module-vts?
Choose Uptime Kuma if you want the larger community (93,190 stars) or its MIT licence terms. Choose nginx-module-vts if its feature set, stack or BSD-2-Clause licence fits better. Both are self-hostable.