SigNoz
Open-source APM and observability platform built on OpenTelemetry — metrics, traces, and logs with a Datadog-like UI you can self-host.
AGPL 3.0
Go
Why SigNoz?
Teams wanting Datadog-quality observability without vendor lock-in or cost
Self-hosted OpenTelemetry backend for traces, metrics, and logs
Privacy-sensitive apps where sending telemetry to third-party SaaS is not acceptable
Signal Breakdown
What drives the Trust Score
Download Trend
Last 12 months
Tradeoffs & Caveats
Know before you commitTeams without infrastructure to run and maintain self-hosted services
Simple apps that don't need full APM — Sentry covers most error tracking needs
Pricing
Free tier & paid plans
Open source, self-hosted free
Cloud: from $199/mo
Alternative Tools
Other options worth considering
Full-stack observability platform with APM, infrastructure monitoring, distributed tracing, and 400+ integrations — generous free tier.
All-in-one observability platform — structured log management, uptime monitoring, and on-call alerting in a clean, developer-friendly interface.
Often Used Together
Complementary tools that pair well with SigNoz
Learning Resources
Docs, videos, tutorials, and courses
Get Started
Repository and installation options
View on GitHub
github.com/SigNoz/signoz
docker compose up -dQuick Start
Copy and adapt to get going fast
# Self-host with Docker
git clone https://github.com/SigNoz/signoz.git
cd signoz/deploy && docker compose up -d
# Send traces via OpenTelemetry (OTLP endpoint)
# OTEL_EXPORTER_OTLP_ENDPOINT=http://localhost:4318
# Then use any OTel SDK — see opentelemetry entryCommunity Notes
Real experiences from developers who've used this tool