head to head · open source
SigNoz vs evlog
SigNoz has 32,525 GitHub stars, 2,576 forks, 1,557 open issues and last shipped today. evlog has 1,909 stars, 69 forks, 19 open issues and last shipped yesterday. SigNoz leads on adoption by 1,604% (32,525 vs 1,909 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 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 (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 | ★ 33K | ★ 1.9K |
| License | Custom / other | MIT |
| Written in | TypeScript | TypeScript |
| Last push | 2026-11-04 | 2026-11-03 |
| Forks | ⑂ 2.6K | ⑂ 69 |
| 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 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
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 evlog
evlog Digging through logs is not observability. It's hope. A single request generates 10+ log lines. When production breaks at 3am, you're sifting scattered lines for a needle of signal. Your errors say "Something went wrong", which helps nobody. evlog is different. One wide event per operation. All the context. Errors that explain why and what to do next. Why evlog? The Problem The Solution Output: Built for AI Assisted Development We're in the age of AI agents writing and debugging code. When an agent encounters an error, it needs clear, structured context to understand what happened and how to fix it…
read the full evlog overview →
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Frequently asked questions
Is SigNoz or evlog more popular?
SigNoz has 32,525 GitHub stars and evlog has 1,909. 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 (32,525 stars) or its Custom / other licence terms. Choose evlog if its feature set, stack or MIT licence fits better. Both are self-hostable.