Library and proc macro to analyze memory usage of data structures in rust.

Sampling CPU and HEAP profiler for Java featuring AsyncGetCallTrace + perf_events

mimalloc is a compact general purpose allocator with excellent performance.

Useful Java utilities

Java 18 - Vector API Benchmark

Rust allocator using jemalloc as a backend

Shuttle is a library for testing concurrent Rust code

Concurrency permutation testing tool for Rust.

Java runtime metadata analysis

https://openjdk.org/projects/code-tools/jmh

Fast floating point to string conversion

WHATWG-compliant and fast URL parser written in modern C++, part of Internet Archive, Node.js, Clickhouse, Redpanda, Kong, Telegram, Adguard, Datadog and Cloudflare Workers.

Unicode routines (UTF8, UTF16, UTF32) and Base64: billions of characters per second using SSE2, AVX2, NEON, AVX-512, RISC-V Vector Extension, LoongArch64, POWER. Part of Node.js, WebKit/Safari, Lad…

Easy flamegraphs for Rust projects and everything else, without Perl or pipes <3

A heap memory profiler for Linux