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

Deno standard library

The engine for haskell ide-integration. Not an IDE

PDF generator (from HTML) plugin for Ruby on Rails

Frontend build on next.js

Next Generation Shell (NGS)

Scala language server with rich IDE features 🚀

The uncompromising Python code formatter

Insanely easy way to work with Android Database.

A data-first Rust-native UI design toolkit.

Deduplicating archiver with compression and authenticated encryption.

Log file navigator

A multifunction Discord bot

Brave browser for Desktop and Laptop computers running Windows, OSX, and Linux

Open source rich text editor based on HTML5 and the progressive-enhancement approach. Uses a sophisticated security concept and aims to generate fully valid HTML5 markup by preventing unmaintainable tag soups and inline styles.

Ember.js - A JavaScript framework for creating ambitious web applications

Cross-platform lib for process and system monitoring in Python

Distributed reliable key-value store for the most critical data of a distributed system

Main repository for the servant libraries — DSL for describing, serving, querying, mocking, documenting web applications and more!

Web app for visualizing pathogen evolution

:penguin: The immutable Linux meta-distribution for edge Kubernetes.

Apache Traffic Server™ is a fast, scalable and extensible HTTP/1.1 and HTTP/2 compliant caching proxy server.

Haskell Documentation Tool

:books: Simplified and community-driven man pages

Keep your application settings in sync (OS X/Linux)

Curated list of project-based tutorials

hub helps you win at git.

A command-line tool that makes git easier to use with GitHub.

Multi functional app to find duplicates, empty folders, similar images etc.

Create amazing 360 and VR content using React

A native macOS KeePass client

Elegant Facebook Messenger desktop app

Asset Management for PHP

Rust parser combinator framework

:bookmark_tabs: A better OneTab for Chrome :memo: Temporarily removed from firefox :construction: V2 is WIP

TypeScript Compiler API wrapper for static analysis and programmatic code changes.

Easily make RESTful web services for time series reporting with Big Data analytics engines like Druid and SQL Databases.

The most popular HTML, CSS, and JavaScript framework for developing responsive, mobile first projects on the web.

Publii is a desktop-based CMS for Windows and Mac that makes creating static websites fast and hassle-free, even for beginners.

Spring HATEOAS - Library to support implementing representations for hyper-text driven REST web services.

Data structure and Algorithm (DSA) contributions

A file and module loader for JavaScript

Cross-platform, graphics API agnostic, "Bring Your Own Engine/Framework" style rendering library.

The https://freeCodeCamp.org open source codebase and curriculum. Learn to code and help nonprofits.

The most popular HTML, CSS, and JavaScript framework for developing responsive, mobile first projects on the web.

Lutris desktop client in Python / PyGObject

Free and open-source social network for active citizenship.

✉️ Teaching an Old Dog New Tricks -- IRC: #neomutt on irc.libera.chat

Automatic tiling window manager for macOS à la xmonad.

lightweight connection pooler for PostgreSQL