head to head · open source
Uptime Kuma vs aspire-samples
Uptime Kuma has 91,498 GitHub stars, 8,431 forks, 805 open issues and last shipped yesterday. aspire-samples has 1,191 stars, 345 forks, 112 open issues and last shipped yesterday. Uptime Kuma leads on adoption by 7,582% (91,498 vs 1,191 stars). Uptime Kuma is written in JavaScript under MIT; aspire-samples is written in C# under MIT. Uptime Kuma has attracted 9% as many forks as stars, aspire-samples 29%. aspire-samples was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (docker), 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.
← all 13541 open source comparisons
Side by side
| Uptime Kuma | aspire-samples | |
|---|---|---|
| GitHub stars | ★ 91K | ★ 1.2K |
| License | MIT | MIT |
| Written in | JavaScript | C# |
| Last push | 2026-09-18 | 2026-09-18 |
| Forks | ⑂ 8.4K | ⑂ 345 |
| 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 aspire-samples if
- You want the aspire-samples feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches C#
- You evaluated both and aspire-samples 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 aspire-samples
Aspire Samples is a browsable catalogue of runnable reference applications that demonstrate how to wire front ends, APIs, containers, and databases together with Aspire, written for developers building distributed and polyglot applications who learn best from working code.
read the full aspire-samples overview →
More in Infrastructure & Operations
Related comparisons
More Monitoring & Observability projects
Compare either of these against the rest of the Monitoring & Observability field.
Frequently asked questions
Is Uptime Kuma or aspire-samples more popular?
Uptime Kuma has 91,498 GitHub stars and aspire-samples has 1,191. Uptime Kuma has the larger community by that measure.
Are Uptime Kuma and aspire-samples free?
Both are open source. Uptime Kuma is licensed under MIT and aspire-samples under MIT. Neither carries a licence fee.
What is the difference between Uptime Kuma and aspire-samples?
Uptime Kuma is written in JavaScript and aspire-samples 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 aspire-samples?
Choose Uptime Kuma if you want the larger community (91,498 stars) or its MIT licence terms. Choose aspire-samples if its feature set, stack or MIT licence fits better. Both are self-hostable.