head to head · open source
SigNoz vs opentelemetry-dotnet
SigNoz has 32,525 GitHub stars, 2,576 forks, 1,557 open issues and last shipped yesterday. opentelemetry-dotnet has 3,766 stars, 913 forks, 143 open issues and last shipped 2 days ago. SigNoz leads on adoption by 764% (32,525 vs 3,766 stars). SigNoz is written in TypeScript under a custom or non-standard licence; opentelemetry-dotnet is written in C# under Apache-2.0. SigNoz has attracted 8% as many forks as stars, opentelemetry-dotnet 24%. SigNoz was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 2 topic tags (distributed-tracing, metrics), 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
| SigNoz | opentelemetry-dotnet | |
|---|---|---|
| GitHub stars | ★ 33K | ★ 3.8K |
| License | Custom / other | Apache-2.0 |
| Written in | TypeScript | C# |
| Last push | 2026-11-04 | 2026-11-03 |
| Forks | ⑂ 2.6K | ⑂ 913 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick SigNoz if
- You weight community size — 33K stars and counting
- You want the Custom / other license terms
- Your stack matches TypeScript
- You value the larger contributor base for long-term maintenance
pick opentelemetry-dotnet if
- You want the opentelemetry-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 opentelemetry-dotnet fits your workflow better
About SigNoz
中文 · Deutsch · Português SigNoz is an open source observability platform built on OpenTelemetry. We’re building an enterprise grade alternative to fragmented monitoring stacks, with logs, metrics, traces, alerts, and dashboards in one place. Choose how to run SigNoz SigNoz Cloud (Recommended) Fully managed SigNoz with a 30 day free trial, no credit card required, usage based pricing that starts at $49, and regional data hosting. Start free → Enterprise Enterprise Cloud, BYOC, or Enterprise Self Hosted with compliance, support, custom retention, RBAC, ingestion controls, data residency, and region selection…
read the full SigNoz overview →
About opentelemetry-dotnet
OpenTelemetry .NET The .NET OpenTelemetry implementation. Table of Contents Supported .NET versions Project status Getting started Getting started with Logging Getting started with Metrics Getting started with Tracing Repository structure Troubleshooting Extensibility Releases Contributing References Supported .NET versions Packages shipped from this repository generally support all the officially supported versions of .NET and .NET Framework (an older Windows based .NET implementation), except .NET Framework 3.5 . Any exceptions to this are noted in the individual README.md files. Project status Stable across…
read the full opentelemetry-dotnet overview →
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Frequently asked questions
Is SigNoz or opentelemetry-dotnet more popular?
SigNoz has 32,525 GitHub stars and opentelemetry-dotnet has 3,766. SigNoz has the larger community by that measure.
Are SigNoz and opentelemetry-dotnet free?
Both are open source. SigNoz has no licence declared in this registry, and opentelemetry-dotnet is licensed under Apache-2.0. Both are free to self-host.
What is the difference between SigNoz and opentelemetry-dotnet?
SigNoz is written in TypeScript and opentelemetry-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, SigNoz or opentelemetry-dotnet?
Choose SigNoz if you want the larger community (32,525 stars) or its Custom / other licence terms. Choose opentelemetry-dotnet if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.