Apache SkyWalking is an open-source APM system designed for microservices, cloud-native, and container-based architectures. It provides distributed tracing, multi-language agents, eBPF monitoring, native BanyanDB storage, log pipelines, alerting, and AI-powered anomaly detection.
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THE FIRST COLLECTIONArgos is a Go instrumentation library that adds OpenTelemetry traces, metrics and correlated logging to microservices via one Init/Run call, plus drop-in wrappers per client library. The root module has no vendor SDK dependencies; each integration ships as its own module.
Jaeger is a CNCF-graduated distributed tracing platform for collecting, storing and visualising traces across microservices. It speaks OTLP, ships with a UI, collector and query service, and supports pluggable storage backends.
Pulse is a batteries-included Spring Boot observability starter providing cardinality firewall, timeout-budget propagation, SLO-as-code, async context, PII masking, and stable error fingerprints with zero agents and one dependency.