A novel integration between Netty and Virtual Threads

Multi-agent system where LLMs debate each other to coin words for human experiences that have no name yet.

👻 Ghostty is a fast, feature-rich, and cross-platform terminal emulator that uses platform-native UI and GPU acceleration.

Composable agent runtime with enforced isolation boundaries

eBPF-based Linux profiler — CPU, off-CPU, and PMU, system-wide or per-PID, pprof output.

blazesym is a library for address symbolization and related tasks

AI/GPU flame graph

Go heap object reference analysis tool

eBPF library for Go. Powered by libbpf.

Code for decoding and encoding runtime/trace files as well as useful functionality implemented on top.

Automatically set GOMEMLIMIT to match Linux cgroups(7) memory limit.

Performance Optimizer Observation Platform

1️⃣🐝🏎️ The One Billion Row Challenge -- A fun exploration of how quickly 1B rows from a text file can be aggregated with Java

https://openjdk.org/projects/jmc OpenJDK Mission Control, a production time profiling and diagnostics tools suite.

A tiny command line tool that provides a dynamic real-time view of the active threads for a given process with stats of CPU, disk and scheduling.

Explain complex systems using visuals and simple terms. Help you prepare for system design interviews.

Go execution trace frontend

The book "Performance Analysis and Tuning on Modern CPU"

Visually explore your JMH Benchmarks

Statistical CPU and wall-clock profiler for Python

Add HTTP profiling endpoints to a Python application like Go's net/http/pprof

Continuous profiling for analysis of CPU and memory usage, down to the line number and throughout time. Saving infrastructure cost, improving performance, and increasing reliability.

Fast thread-safe inmemory cache for big number of entries in Go. Minimizes GC overhead

A blazingly fast JSON serializing & deserializing library

A constant throughput, correct latency recording variant of wrk

Packages async-profiler with binaries for all platforms in a single JAR

Go module providing unified interface and efficient clients to work with various object storage providers until like GCS, S3, Azure, SWIFT, COS and more.

eBPF based always-on CPU/GPU profiler auto-discovering targets in Kubernetes and systemd, zero code changes or restarts needed!

Java agent that acts as a proxy to the almighty Async Profiler