google / perfetto

Tracing, profiling, and trace analysis suite with SDKs, system daemons, a browser UI, and SQL-based trace processing.

grafana / alloy

OpenTelemetry Collector distribution that runs programmable, expression-based pipelines for metrics, logs, traces, and profiles.

brendangregg / FlameGraph

Perl scripts that turn folded profiler stack samples into interactive SVG flame graphs.