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

Easy P2P file transfer powered by WebRTC - inspired by Apple AirDrop

Create your own font in a few clicks

Git hooks made easy 🐶 woof!

a simple zero-configuration command-line http server

Syllabus Website for CodeYourFuture

browser asynchronous http requests

Accessibility testing in the browser and on the server.

Multimon-ng pager message parser and viewer

IDE and toolkit for building scalable web applications with React, Redux and React-router

The Official SendGrid Led, Community Driven Node.js API Library

🥕 Evolutionary Neural Networks in JavaScript

API server for recipe based projects. If you want to have an app or website with recipes, but don't want to spend a lot of time - this can be a good choice

A fast, simple & powerful blog framework, powered by Node.js.

A Desktop port of React Native, driven by Qt, forked from Canonical

A pure javascript masked text and input text component for React-Native.

Layer5, expect more from your infrastructure

:crystal_ball: :loop: Get the cyclic next integer number.

The agent harness performance optimization system. Skills, instincts, memory, security, and research-first development for Claude Code, Codex, Opencode, Cursor and beyond.

A reactive messaging library based on the AMQP protocol

React web interface for the OpenDota platform

Freeciv-web is an Open Source strategy game implemented in HTML5 and WebGL, which can be played online against other players, or in single player mode against AI opponents.

This is a list of projects which have curated tasks specifically for new contributors. These issues are a great way to get started with a project, or to help share the load of working on open source projects. Jump in!

🔖 Bookmark app for Nextcloud

Apache Cordova Android

Prometheus client for node.js

A modern JavaScript utility library delivering modularity, performance, & extras.

uBlock Origin - An efficient blocker for Chromium, Firefox, and Safari. Fast and lean.

Build terminal dashboards using ascii/ansi art and javascript

Mailchimp Open Commerce is an API-first, headless commerce platform built using Node.js, React, GraphQL. Deployed via Docker and Kubernetes.

A web-based frontend for RetroArch

Connect your code with your project management in Jira

A draggable and resizable grid layout with responsive breakpoints, for React.

fully accessible cross-browser HTML5 media player.

EdEHR

:dog: The Offline First JavaScript Backend

📝 Simple form & survey app for Nextcloud

pushState + ajax = pjax

:closed_book:《Node.js 包教不包会》 by alsotang

jQuery JavaScript Library

A collection of composable React components for building interactive data visualizations

Simple and elegant invoicing solution.

Open source React components made with ❤️ by Doist

Mozilla extension: Minimize windows into the system tray (Firefox, Thunderbird, Seamonkey, Instantbird)

Finally, an easily stylable semantic HTML data grid widget with a Javascript API that doesn't suck.

🌟An open source project that helps developers make their first pull request and contribute to open source projects. 🚀🎯 Developers can contribute by sharing what they want to do before they die. 💡🔗

A library for quickly providing a REST API with express or connect

Fully portable & lightweight ZIM reader in Javascript

The Nextstrain website

graphql server with nodejs using mongoDB

🐐 Simple and complete React DOM testing utilities that encourage good testing practices.