Opentelemetry JS

OpenTelemetry Collector

Open source APM: OpenTelemetry traces, metrics, and logs

Main repository for Datadog Agent

Distributed Tracing, Metrics and Context Propagation for applications running on the JVM

The Prometheus monitoring system and time series database.

SigNoz is an open-source, OpenTelemetry-native observability platform for your team and their AI agents.