head to head · open source
SigNoz vs monolog
SigNoz has 32,509 GitHub stars, 2,573 forks, 1,557 open issues and last shipped yesterday. monolog has 21,404 stars, 1,921 forks, 3 open issues and last shipped 2 days ago. SigNoz leads on adoption by 52% (32,509 vs 21,404 stars). SigNoz is written in TypeScript under a custom or non-standard licence; monolog is written in PHP under MIT. SigNoz has attracted 8% as many forks as stars, monolog 9%. SigNoz 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
| SigNoz | monolog | |
|---|---|---|
| GitHub stars | ★ 33K | ★ 21K |
| License | Custom / other | MIT |
| Written in | TypeScript | PHP |
| Last push | 2026-11-02 | 2026-11-01 |
| Forks | ⑂ 2.6K | ⑂ 1.9K |
| 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 monolog if
- You want the monolog feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches PHP
- You evaluated both and monolog 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 monolog
Monolog Logging for PHP Note This is the documentation for Monolog 3.x , if you are using older releases see the documentation for Monolog 2.x or Monolog 1.x Monolog sends your logs to files, sockets, inboxes, databases and various web services. See the complete list of handlers below. Special handlers allow you to build advanced logging strategies. This library implements the PSR 3 interface that you can type hint against in your own libraries to keep a maximum of interoperability. You can also use it in your applications to make sure you can always use another compatible logger at a later time. As of 1.11.0…
read the full monolog overview →
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Frequently asked questions
Is SigNoz or monolog more popular?
SigNoz has 32,509 GitHub stars and monolog has 21,404. SigNoz has the larger community by that measure.
Are SigNoz and monolog free?
Both are open source. SigNoz has no licence declared in this registry, and monolog is licensed under MIT. Both are free to self-host.
What is the difference between SigNoz and monolog?
SigNoz is written in TypeScript and monolog in PHP. 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 monolog?
Choose SigNoz if you want the larger community (32,509 stars) or its Custom / other licence terms. Choose monolog if its feature set, stack or MIT licence fits better. Both are self-hostable.