head to head · open source
Uptime Kuma vs swift-metrics
Uptime Kuma has 93,190 GitHub stars, 8,655 forks, 805 open issues and last shipped yesterday. swift-metrics has 798 stars, 83 forks, 8 open issues and last shipped 6 days ago. Uptime Kuma leads on adoption by 11,578% (93,190 vs 798 stars). Uptime Kuma is written in JavaScript under MIT; swift-metrics is written in Swift under Apache-2.0. Uptime Kuma has attracted 9% as many forks as stars, swift-metrics 10%. 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 | swift-metrics | |
|---|---|---|
| GitHub stars | ★ 93K | ★ 798 |
| License | MIT | Apache-2.0 |
| Written in | JavaScript | Swift |
| Last push | 2026-11-02 | 2026-10-28 |
| Forks | ⑂ 8.7K | ⑂ 83 |
| 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 swift-metrics if
- You want the swift-metrics feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Swift
- You evaluated both and swift-metrics 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 swift-metrics
SwiftMetrics A Metrics API package for Swift. Almost all production server software needs to emit metrics information for observability. Because it's unlikely that all parties can agree on one specific metrics backend implementation, this API is designed to establish a standard that can be implemented by various metrics libraries which then post the metrics data to backends like Prometheus, Graphite, publish over statsd, write to disk, etc. This is the beginning of a community driven open source project actively seeking contributions, be it code, documentation, or ideas. Apart from contributing to SwiftMetrics…
read the full swift-metrics overview →
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Frequently asked questions
Is Uptime Kuma or swift-metrics more popular?
Uptime Kuma has 93,190 GitHub stars and swift-metrics has 798. Uptime Kuma has the larger community by that measure.
Are Uptime Kuma and swift-metrics free?
Both are open source. Uptime Kuma is licensed under MIT and swift-metrics under Apache-2.0. Neither carries a licence fee.
What is the difference between Uptime Kuma and swift-metrics?
Uptime Kuma is written in JavaScript and swift-metrics in Swift. 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 swift-metrics?
Choose Uptime Kuma if you want the larger community (93,190 stars) or its MIT licence terms. Choose swift-metrics if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.