head to head · open source
SigNoz vs opentelemetry-php
SigNoz has 32,146 GitHub stars, 2,497 forks, 1,557 open issues and last shipped today. opentelemetry-php has 912 stars, 232 forks, 97 open issues and last shipped today. SigNoz leads on adoption by 3,425% (32,146 vs 912 stars). SigNoz is written in TypeScript under a custom or non-standard licence; opentelemetry-php is written in PHP under Apache-2.0. SigNoz has attracted 8% as many forks as stars, opentelemetry-php 25%. SigNoz was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (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.
← all 20902 open source comparisons
Side by side
| SigNoz | opentelemetry-php | |
|---|---|---|
| GitHub stars | ★ 32K | ★ 912 |
| License | Custom / other | Apache-2.0 |
| Written in | TypeScript | PHP |
| Last push | 2026-09-20 | 2026-09-20 |
| Forks | ⑂ 2.5K | ⑂ 232 |
| 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 opentelemetry-php if
- You want the opentelemetry-php feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches PHP
- You evaluated both and opentelemetry-php 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 opentelemetry-php
OpenTelemetry PHP is the official PHP implementation of OpenTelemetry: a monorepo of Composer packages published on Packagist that provide tracing, metrics, and logging APIs, an SDK, context propagation, semantic conventions, and an OTLP exporter for PHP applications, aimed at PHP developers and platform teams who must instrument services and ship telemetry to an observability backend.
read the full opentelemetry-php overview →
More in Infrastructure & Operations
Related comparisons
More Monitoring & Observability projects
Compare either of these against the rest of the Monitoring & Observability field.
Frequently asked questions
Is SigNoz or opentelemetry-php more popular?
SigNoz has 32,146 GitHub stars and opentelemetry-php has 912. SigNoz has the larger community by that measure.
Are SigNoz and opentelemetry-php free?
Both are open source. SigNoz has no licence declared in this registry, and opentelemetry-php is licensed under Apache-2.0. Both are free to self-host.
What is the difference between SigNoz and opentelemetry-php?
SigNoz is written in TypeScript and opentelemetry-php 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 opentelemetry-php?
Choose SigNoz if you want the larger community (32,146 stars) or its Custom / other licence terms. Choose opentelemetry-php if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.