head to head · open source
Uptime Kuma vs Highlight
Uptime Kuma has 93,190 GitHub stars, 8,655 forks, 805 open issues and last shipped yesterday. Highlight has 9,385 stars, 704 forks, 553 open issues and last shipped 11 days ago. Uptime Kuma leads on adoption by 893% (93,190 vs 9,385 stars). Uptime Kuma is written in JavaScript under MIT; Highlight is written in TypeScript under a custom or non-standard licence. Uptime Kuma has attracted 9% as many forks as stars, Highlight 8%. 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 (monitoring, 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 | Highlight | |
|---|---|---|
| GitHub stars | ★ 93K | ★ 9.4K |
| License | MIT | Custom / other |
| Written in | JavaScript | TypeScript |
| Last push | 2026-11-02 | 2026-10-23 |
| Forks | ⑂ 8.7K | ⑂ 704 |
| 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 Highlight if
- You want the Highlight feature set and don't need the biggest community
- You prefer the Custom / other license terms
- Your stack matches TypeScript
- You evaluated both and Highlight 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 Highlight
Docs Community (Support & Feedback) Feature request Bug report highlight.io: The open source, fullstack monitoring platform. highlight.io is a monitoring tool for the next generation of developers (like you!). Unlike the age old, outdated tools out there, we aim to build a cohesive, modern and fully featured monitoring solution, something we wished WE had. And it's all open source :) At a high level, highlight.io's feature set is: Session Replay Error Monitoring Logging We strive to make highlight.io as easy to install as a few lines of code in any environment. Read more about our features, values and mission…
read the full Highlight overview →
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Frequently asked questions
Is Uptime Kuma or Highlight more popular?
Uptime Kuma has 93,190 GitHub stars and Highlight has 9,385. Uptime Kuma has the larger community by that measure.
Are Uptime Kuma and Highlight free?
Both are open source. Uptime Kuma is licensed under MIT, and Highlight has no licence declared in this registry. Both are free to self-host.
What is the difference between Uptime Kuma and Highlight?
Uptime Kuma is written in JavaScript and Highlight 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 Highlight?
Choose Uptime Kuma if you want the larger community (93,190 stars) or its MIT licence terms. Choose Highlight if its feature set, stack or Custom / other licence fits better. Both are self-hostable.