SigNoz

Active

Open source alternative to DataDog

Y Combinator W21

What it does

SigNoz is an open-source observability platform native to OpenTelemetry with logs, traces and metrics in a single application. An open-source alternative to DataDog, NewRelic, etc. Open source Application Performance Monitoring (APM) & Observability too

Its site says now · captured 2026-08-23

SigNoz | The Open Source Datadog Alternative

SigNoz Cloud is a one-stop observability tool built on top of OpenTelemetry. Get APM, logs, traces, metrics, exceptions, AI observability & alerts in a single tool.

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