head to head · open source
Uptime Kuma vs FASTER
Uptime Kuma has 91,477 GitHub stars, 8,426 forks, 805 open issues and last shipped yesterday. FASTER has 6,636 stars, 596 forks, 36 open issues and last shipped 1 months ago. Uptime Kuma leads on adoption by 1,278% (91,477 vs 6,636 stars). Uptime Kuma is written in JavaScript under MIT; FASTER is written in C# under MIT. Uptime Kuma has attracted 9% as many forks as stars, FASTER 9%. 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 | FASTER | |
|---|---|---|
| GitHub stars | ★ 91K | ★ 6.6K |
| License | MIT | MIT |
| Written in | JavaScript | C# |
| Last push | 2026-09-17 | 2026-08-19 |
| Forks | ⑂ 8.4K | ⑂ 596 |
| 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 FASTER if
- You want the FASTER feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches C#
- You evaluated both and FASTER 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 FASTER
FASTER is an open source project from Microsoft that provides a fast persistent recoverable log and key value store plus cache, implemented in C and C++. It lives in the .NET ecosystem, with a parallel C++ implementation of the key value component, and is distributed primarily through the NuGet package Microsoft.FASTER.Core. The repository carries the MIT license and the project has been in development for roughly eight years, with topics covering concurrent and multi threaded operation, hash tables, indexing, key value storage, logging, persistence, and recoverability.
read the full FASTER overview →
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Frequently asked questions
Is Uptime Kuma or FASTER more popular?
Uptime Kuma has 91,477 GitHub stars and FASTER has 6,636. Uptime Kuma has the larger community by that measure.
Are Uptime Kuma and FASTER free?
Both are open source. Uptime Kuma is licensed under MIT and FASTER under MIT. Neither carries a licence fee.
What is the difference between Uptime Kuma and FASTER?
Uptime Kuma is written in JavaScript and FASTER 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 FASTER?
Choose Uptime Kuma if you want the larger community (91,477 stars) or its MIT licence terms. Choose FASTER if its feature set, stack or MIT licence fits better. Both are self-hostable.