head to head · open source
SigNoz vs yokai
SigNoz has 32,146 GitHub stars, 2,497 forks, 1,557 open issues and last shipped today. yokai has 842 stars, 32 forks, 3 open issues and last shipped 2 months ago. SigNoz leads on adoption by 3,718% (32,146 vs 842 stars). SigNoz is written in TypeScript under a custom or non-standard licence; yokai is written in Go under MIT. SigNoz has attracted 8% as many forks as stars, yokai 4%. SigNoz was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 2 topic tags (go, 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 | yokai | |
|---|---|---|
| GitHub stars | ★ 32K | ★ 842 |
| License | Custom / other | MIT |
| Written in | TypeScript | Go |
| Last push | 2026-09-20 | 2026-07-16 |
| Forks | ⑂ 2.5K | ⑂ 32 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick SigNoz if
- You weight community size — 32K 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 yokai if
- You want the yokai feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Go
- You evaluated both and yokai fits your workflow better
About SigNoz
SigNoz is an open source, OpenTelemetry native observability platform for cloud native applications. It unifies logs, metrics, traces, alerts, and dashboards into a single tool, replacing fragmented monitoring stacks with a correlated signal pipeline. It lives in the observability ecosystem alongside tools like Prometheus, Jaeger, and Grafana, and is positioned as an open alternative to Datadog.
read the full SigNoz overview →
About yokai
Yokai is a simple, modular, and observable Go framework for backend applications, aimed at Go engineers who want production grade logging, tracing, metrics, and dependency injection without writing the wiring boilerplate themselves.
read the full yokai overview →
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Frequently asked questions
Is SigNoz or yokai more popular?
SigNoz has 32,146 GitHub stars and yokai has 842. SigNoz has the larger community by that measure.
Are SigNoz and yokai free?
Both are open source. SigNoz has no licence declared in this registry, and yokai is licensed under MIT. Both are free to self-host.
What is the difference between SigNoz and yokai?
SigNoz is written in TypeScript and yokai in Go. 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 yokai?
Choose SigNoz if you want the larger community (32,146 stars) or its Custom / other licence terms. Choose yokai if its feature set, stack or MIT licence fits better. Both are self-hostable.