head to head · open source
Uptime Kuma vs dd-trace-dotnet
Uptime Kuma has 91,498 GitHub stars, 8,431 forks, 805 open issues and last shipped today. dd-trace-dotnet has 575 stars, 168 forks, 335 open issues and last shipped yesterday. Uptime Kuma leads on adoption by 15,813% (91,498 vs 575 stars). Uptime Kuma is written in JavaScript under MIT; dd-trace-dotnet is written in C# under Apache-2.0. Uptime Kuma has attracted 9% as many forks as stars, dd-trace-dotnet 29%. 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 | dd-trace-dotnet | |
|---|---|---|
| GitHub stars | ★ 91K | ★ 575 |
| License | MIT | Apache-2.0 |
| Written in | JavaScript | C# |
| Last push | 2026-09-18 | 2026-09-17 |
| Forks | ⑂ 8.4K | ⑂ 168 |
| 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 dd-trace-dotnet if
- You want the dd-trace-dotnet feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches C#
- You evaluated both and dd-trace-dotnet 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 dd-trace-dotnet
Datadog APM .NET Client Libraries This repository contains the sources for the client side components of the Datadog product suite for Application Telemetry Collection and Application Performance Monitoring for .NET Applications. Datadog .NET Tracer : A set of .NET libraries that let you trace any piece of your .NET code. It automatically instruments supported libraries out of the box and also supports custom instrumentation to instrument your own code. This library powers Distributed Tracing, Application Security Management, Continuous Integration Visibility, Dynamic Instrumentation and more. Datadog .NET Contin…
read the full dd-trace-dotnet overview →
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Frequently asked questions
Is Uptime Kuma or dd-trace-dotnet more popular?
Uptime Kuma has 91,498 GitHub stars and dd-trace-dotnet has 575. Uptime Kuma has the larger community by that measure.
Are Uptime Kuma and dd-trace-dotnet free?
Both are open source. Uptime Kuma is licensed under MIT and dd-trace-dotnet under Apache-2.0. Neither carries a licence fee.
What is the difference between Uptime Kuma and dd-trace-dotnet?
Uptime Kuma is written in JavaScript and dd-trace-dotnet 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 dd-trace-dotnet?
Choose Uptime Kuma if you want the larger community (91,498 stars) or its MIT licence terms. Choose dd-trace-dotnet if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.