Zero-allocation hashing for Java

Contrib repository for the OpenTelemetry Collector

The production-scale datacenter profiler (C/C++, Go, Rust, Python, Java, NodeJS, .NET, PHP, Ruby, Perl, ...)

Elastic Common Schema (ECS) support for log/slog

APM metrics aggregation library

LLM-driven assistant for analyzing, understanding and optimizing systems

`ecslog` CLI to pretty-print and filter log files in ecs-logging format

Java Flight Recorder parser library written in Go.

Transform Android project classes with Byte Buddy at compile time

Zoom Archive Tool

JVM Dynamic Attach utility

Stylus - Userstyles Manager

High Performance data structures and utility methods for Java

an SLF4J-compatible, simple, fluent API for rate-limited logging in Java

LZ4 compression for Java

Questions to ask the company during your interview

Powerful terminal based viewer for JSON logs using ncurses.

jl — JSON Logs, a development tool for working with structured JSON logging.

ADC19 conference sample code

A sample Spring-based application

This mirror is deprecated - please start using https://github.com/openjdk/jmc

Clojure wrapper for Elastic APM: https://www.elastic.co/solutions/apm

High Performance Inter-Thread Messaging Library

View for Mission Control for rendering stack traces as flame graphs. Note that this is now part of JMC 7.1.0, and all further development will take place in the JMC repos.

Visually explore your JMH Benchmarks

Modern HTTP benchmarking tool