Help out your favorite open source projects and become a better developer while doing it.

Status, process, and documents for ECMA-262

Spring Boot

Open-source software for volunteer computing and grid computing.

AI Agents & MCPs & AI Workflow Automation • (~400 MCP servers for AI agents) • AI Automation / AI Agent with MCPs • AI Workflows & AI Agents • MCPs for AI Agents

High-Performance server for NATS, the cloud native messaging system.

Catch common Java mistakes as compile-time errors

C++ websocket client/server library

Cross-platform, customizable ML solutions for live and streaming media.

High-Performance server for NATS.io, the cloud and edge native messaging system.

Master programming by recreating your favorite technologies from scratch.

Main yt repository

The content behind MDN Web Docs

🌍 All in one i18n extension for VS Code

A private messenger for Android.

ClosedXML makes it easier for developers to create Excel 2007+ (.xlsx, .xlsm, etc) files. It provides a nice object oriented way to manipulate the files (similar to VBA) without dealing with the hassles of XML Documents. It can be used by any .NET languag

Free (standard conforming) library from the Modelica Association to model mechanical (1D/3D), electrical (analog, digital, machines), magnetic, thermal, fluid, control systems and hierarchical state machines. Also numerical functions and functions for str

Build and share delightful machine learning apps, all in Python. 🌟 Star to support our work!

Migrate to PostgreSQL in a single command!

Database migrations. CLI and Golang library.

AI-Powered Photos App for the Decentralized Web 🌈💎✨

sbt, the interactive build tool

JSHint is a tool that helps to detect errors and potential problems in your JavaScript code

AngularJS - HTML enhanced for web apps!

Javascript Canvas Library, SVG-to-Canvas (& canvas-to-SVG) Parser

An unofficial open source Reddit client for Android.

PowerMock is a Java framework that allows you to unit test code normally regarded as untestable.

The Ethereum Improvement Proposal repository

:cloud: :rocket: :bar_chart: :chart_with_upwards_trend: Evaluating state of the art in AI

Voyager - The Missing Laravel Admin

A server software for Minecraft: Bedrock Edition in PHP

Aim 💫 — An easy-to-use & supercharged open-source experiment tracker.

JSON Schema Based Editor

Meshtastic device firmware

Compass is no longer actively maintained. Compass is a Stylesheet Authoring Environment that makes your website design simpler to implement and easier to maintain.

Gitpod automates the provisioning of ready-to-code development environments.

The open LMS by Instructure, Inc.

Reactive Microservices for the JVM

Command-line JSON processor

Redefined chart library built with React and D3

nose is nicer testing for python

An integrated package configuration, build and deployment system for software

a free (libre) open source, mobile OS for Ethereum

WiFi security auditing tools suite

Logistics & marketplace platform. Only for worker-owned business.

A toolchain for web projects, aimed to provide functionalities to maintain them. Biome offers formatter and linter, usable via CLI and LSP.

Git + .NET = ❤

Yii 2: The Fast, Secure and Professional PHP Framework

AlaSQL.js - JavaScript SQL database for browser and Node.js. Handles both traditional relational tables and nested JSON data (NoSQL). Export, store, and import data from localStorage, IndexedDB, or Excel.