SigNoz — #1 Alternative to Datadog
Open-source OpenTelemetry-native APM, logs, metrics, and exceptions on ClickHouse
Unifies distributed flamegraphs, p99 service latency metrics, structured log querying, and alerts in a single pane of glass powered by ultra-fast ClickHouse storage.
License: MIT / Enterprise · Pricing: Open Core · Compare all Datadog alternatives · Official Website