head to head · open source
SigNoz vs evlog
SigNoz has 32,146 GitHub stars, 2,497 forks, 1,557 open issues and last shipped today. evlog has 1,858 stars, 62 forks, 19 open issues and last shipped yesterday. SigNoz leads on adoption by 1,630% (32,146 vs 1,858 stars). SigNoz is written in TypeScript under a custom or non-standard licence; evlog is written in TypeScript under MIT. SigNoz has attracted 8% as many forks as stars, evlog 3%. SigNoz was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 2 topic tags (nextjs, observability), 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 | evlog | |
|---|---|---|
| GitHub stars | ★ 32K | ★ 1.9K |
| License | Custom / other | MIT |
| Written in | TypeScript | TypeScript |
| Last push | 2026-09-20 | 2026-09-19 |
| Forks | ⑂ 2.5K | ⑂ 62 |
| 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 evlog if
- You want the evlog feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches TypeScript
- You evaluated both and evlog 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 evlog
evlog is an MIT licensed, TypeScript first logging library that emits one wide event per operation — full request context plus a duration — for Nuxt and Next.js teams and for the AI coding agents that read their logs.
read the full evlog overview →
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Frequently asked questions
Is SigNoz or evlog more popular?
SigNoz has 32,146 GitHub stars and evlog has 1,858. SigNoz has the larger community by that measure.
Are SigNoz and evlog free?
Both are open source. SigNoz has no licence declared in this registry, and evlog is licensed under MIT. Both are free to self-host.
What is the difference between SigNoz and evlog?
SigNoz is written in TypeScript and evlog in TypeScript. 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 evlog?
Choose SigNoz if you want the larger community (32,146 stars) or its Custom / other licence terms. Choose evlog if its feature set, stack or MIT licence fits better. Both are self-hostable.