Performance Open Source Projects

Empowering everyone to build reliable and efficient software.

⚡️ Express inspired web framework written in Go

LevelDB is a fast key-value storage library written at Google that provides an ordered mapping from string keys to string values.

A modern load testing tool, using Go and JavaScript

Write scalable load tests in plain Python 🚗💨

APM, Application Performance Monitoring System

Production-grade Rust-native trading engine with deterministic event-driven architecture

A modern formatting library

Fast HTTP package for Go. Tuned for high performance. Zero memory allocations in hot paths. Up to 10x faster than net/http

🚀 An open and lightweight modification to Windows, designed to optimize performance, privacy and usability.

:bird: :zap: Bluebird is a full featured promise library with unmatched performance.

一款面向泛前端产品研发全生命周期的效率平台。

Analyzes resource usage and performance characteristics of running containers.

🚀 Coroutine-based concurrency library for PHP

Minimal templating on steroids.

High Performance Inter-Thread Messaging Library

Build the best interview map. The current content includes JS, network, browser related, performance optimization, security, framework, Git, data structure, algorithm, etc.

High performance and SEO friendly lazy loader for images (responsive and normal), iframes and more, that detects any visibility changes triggered through user interaction, CSS or JavaScript without configuration.

Optimizing compiler for React

🎮 The only Front-End Performance Checklist that runs faster than the others

:fire: An extremely fast, React-like JavaScript library for building modern user interfaces

Frame profiler

A free, powerful, multi-purpose tool that helps you monitor system resources, debug software and detect malware. Brought to you by Winsider Seminars & Solutions, Inc. @ https://windows-internals.com

Nuitka is a Python compiler written in Python. It's fully compatible with Python 2.6, 2.7, 3.4-3.14. You feed it your Python app, it does a lot of clever things, and spits out an executable or extension module.

CUDA on non-NVIDIA GPUs

How to improve NGINX performance, security, and other important things.

APM, (Application Performance Management) tool for large-scale distributed systems.

Relocate resource intensive third-party scripts off of the main thread and into a web worker. 🎉

Open Machine Learning Compiler Framework

A powerful framework for faster, easier, and more efficient project development.

Gaming meets modern C++ - a fast and reliable entity component system (ECS) and much more

why-did-you-render by Welldone Software monkey patches React to notify you about potentially avoidable re-renders. (Works with React Native as well.)

Matrix is a plugin style, non-invasive APM system developed by WeChat.

Continuous Profiling Platform. Debug performance issues down to a single line of code

Powerful .NET library for benchmarking

⚡️Faster subsequent page-loads by prefetching in-viewport links during idle time

🚀 gnet is a high-performance, lightweight, non-blocking, event-driven networking framework written in pure Go.

Extremely fast non-cryptographic hash algorithm

Thoughts on Go performance optimization

HackerNews clone built with Vue 2.0, vue-router & vuex, with server-side rendering

The most widely used Python to C compiler

Firefox user.js for optimal privacy and security. Your favorite browser, but better.

📈 A small, fast chart for time series, lines, areas, ohlc & bars

🏋️ Find out the cost of adding a new frontend dependency to your project

Apache JMeter open-source load testing tool for analyzing and measuring the performance of a variety of services

MySQLTuner is a script written in Perl that will assist you with your MySQL configuration and make recommendations for increased performance and stability.

pprof is a tool for visualization and analysis of profiling data

JavaScript Performance Monitor

immudb - immutable database based on zero trust, SQL/Key-Value/Document model, tamperproof, data change history

A curated list of Web Performance Optimization.

A performance dashboard for Postgres

A C++ High Performance Web Server

Efficient cache for gigabytes of data written in Go.

Source for the TechEmpower Framework Benchmarks project

An exhaustive expansion of the standard SwiftUI library.

:zap: Native, high-performance, cross-platform desktop apps - built with Reason!

🚴 Call stack profiler for Python. Shows you why your code is slow!

Entitas is a super fast Entity Component System (ECS) Framework specifically made for C# and Unity

🔥 Highly performant, light ~1kb and configurable lazy loader in pure JS with no dependencies for responsive images, iframes and more