head to head · open source
SigNoz vs Vector
SigNoz has 32,116 GitHub stars, 2,493 forks, 1,557 open issues and last shipped yesterday. Vector has 22,579 stars, 2,286 forks, 2,512 open issues and last shipped yesterday. SigNoz leads on adoption by 42% (32,116 vs 22,579 stars). SigNoz is written in TypeScript under a custom or non-standard licence; Vector is written in Rust under MPL-2.0. SigNoz has attracted 8% as many forks as stars, Vector 10%. SigNoz was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 3 topic tags (logs, metrics, monitoring), 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 | Vector | |
|---|---|---|
| GitHub stars | ★ 32K | ★ 23K |
| License | Custom / other | MPL-2.0 |
| Written in | TypeScript | Rust |
| Last push | 2026-09-17 | 2026-09-17 |
| Forks | ⑂ 2.5K | ⑂ 2.3K |
| 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 Vector if
- You want the Vector feature set and don't need the biggest community
- You prefer the MPL-2.0 license terms
- Your stack matches Rust
- You evaluated both and Vector 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 Vector
Vector is an open source observability data pipeline written in Rust and licensed under MPL 2.0. It operates as an end to end system for collecting, transforming, and routing logs and metrics within the cloud native monitoring ecosystem. The project is maintained by Datadog's Community Open Source Engineering team, and its topics include agent, cloud native, data transformation, datadog, etl, events, forwarder, logs, metrics, and monitoring.
read the full Vector overview →
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Frequently asked questions
Is SigNoz or Vector more popular?
SigNoz has 32,116 GitHub stars and Vector has 22,579. SigNoz has the larger community by that measure.
Are SigNoz and Vector free?
Both are open source. SigNoz has no licence declared in this registry, and Vector is licensed under MPL-2.0. Both are free to self-host.
What is the difference between SigNoz and Vector?
SigNoz is written in TypeScript and Vector in Rust. 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 Vector?
Choose SigNoz if you want the larger community (32,116 stars) or its Custom / other licence terms. Choose Vector if its feature set, stack or MPL-2.0 licence fits better. Both are self-hostable.