head to head · open source
Uptime Kuma vs ali
Uptime Kuma has 93,190 GitHub stars, 8,655 forks, 805 open issues and last shipped yesterday. ali has 3,937 stars, 152 forks, 25 open issues and last shipped 10 months ago. Uptime Kuma leads on adoption by 2,267% (93,190 vs 3,937 stars). Uptime Kuma is written in JavaScript under MIT; ali is written in Go under MIT. Uptime Kuma has attracted 9% as many forks as stars, ali 4%. 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 | ali | |
|---|---|---|
| GitHub stars | ★ 93K | ★ 3.9K |
| License | MIT | MIT |
| Written in | JavaScript | Go |
| Last push | 2026-11-02 | 2026-01-19 |
| Forks | ⑂ 8.7K | ⑂ 152 |
| 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 ali if
- You want the ali feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Go
- You evaluated both and ali 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 ali
ali A load testing tool capable of performing real time analysis, inspired by vegeta and jplot. ali comes with an embedded terminal based UI where you can plot the metrics in real time, so lets you perform real time analysis on the terminal. Installation Binary releases are available through here. Via Homebrew Via MacPorts Via APT Via RPM Via Pacman Via APK After enabling the community repo: Via Go Note that you may have a problem because it downloads an untagged binary. Via Docker Usage Quickstart Replace with the target you want to issue the requests to. Press Enter when the UI appears, then the attack will be…
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Frequently asked questions
Is Uptime Kuma or ali more popular?
Uptime Kuma has 93,190 GitHub stars and ali has 3,937. Uptime Kuma has the larger community by that measure.
Are Uptime Kuma and ali free?
Both are open source. Uptime Kuma is licensed under MIT and ali under MIT. Neither carries a licence fee.
What is the difference between Uptime Kuma and ali?
Uptime Kuma is written in JavaScript and ali 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 ali?
Choose Uptime Kuma if you want the larger community (93,190 stars) or its MIT licence terms. Choose ali if its feature set, stack or MIT licence fits better. Both are self-hostable.