SigNoz

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Open-source APM, distributed tracing & metrics alternative to Datadog

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Product Overview & Architecture

SigNoz is the developer-loved open-source alternative to Datadog and New Relic. Powered by ClickHouse for ultra-fast analytical queries and built natively on OpenTelemetry standards, SigNoz gives engineering teams deep visibility into p99 latency, slow SQL queries, distributed traces across microservices, and live server logs without painful monthly billing surprises.

BEST SUITED FOR:DevOps teams, backend engineers, and high-throughput systems wanting Datadog-level APM without Datadog costs

Key Features & Capabilities

Natively built on OpenTelemetry (OTel): No proprietary vendor agents required

Ultra-fast query speed powered by columnar ClickHouse database backend

Unified telemetry: Out-of-the-box correlation between logs, traces, and metrics

Detailed p50, p90, p99 application latency and error rate breakdowns

Root cause analysis: Trace requests across microservices and spot slow database queries

100% self-hostable with single Docker/Kubernetes helm chart or SigNoz Cloud

THE GOOD (PROS)

•Slashes APM bills by 70-80% compared to Datadog or Dynatrace
•OpenTelemetry standard avoids vendor lock-in completely
•ClickHouse requires far less storage and compute than legacy Elasticsearch stacks

SHORTCOMINGS (CONS)