What does SigNoz replace?

SigNoz is a free alternative to Datadog.

Is SigNoz open source?

Yes. SigNoz is licensed under MIT, an OSI-approved open-source license.

Yes (self-hosted server; web UI).

Yes. SigNoz is a server app you run on your own server.

A free, open-source alternative to Datadog.

Checked Oct 17, 2026 · How we check

Self-hosted server

Open source · MIT Linux Self-hostable

SigNoz/signoz32.4k★last push Oct 17, 2026checked Oct 17, 2026

Self-host

Runs on your own Linux server. Setup docs are on signoz.io.

What does SigNoz replace?: SigNoz is a free alternative to Datadog.
Is SigNoz open source?: Yes. SigNoz is licensed under MIT, an OSI-approved open-source license.
Does SigNoz run on Linux?: Yes (self-hosted server; web UI).
Can you self-host SigNoz?: Yes. SigNoz is a server app you run on your own server.