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

awesome window manager

Widelands is a free, open source real-time strategy game with singleplayer campaigns and a multiplayer mode. The game was inspired by Settlers II™ (© Bluebyte) but has significantly more variety and depth to it.

A code-searching tool similar to ack, but faster.

Warzone 2100 - a free and open source real time strategy game.

Generate types and converters from JSON, Schema, and GraphQL

Single-cell analysis in Python. Scales to >1M cells.

:leaves: JavaScript library for mobile-friendly interactive maps

Microsoft Azure SDK for Java

Python packaging and dependency management made easy

The Twitch Enhancement Suite. Get custom emotes and tons of new features you'll never want to go without.

A SwiftUI Mastodon client

Automatically generates Rust FFI bindings to C (and some C++) libraries.

Open-source keyboard firmware for Atmel AVR and Arm USB families

Python package for earth-observing satellite data processing

The user-friendly command line shell.

Ruby enVironment Manager (RVM)

Ruby enVironment Manager (RVM)

eXist Native XML Database and Application Platform

DNS over HTTPS / DNS over Tor / DNSCrypt client, WireGuard proxifier, firewall, and connection tracker for Android.

The Python Package Index

Data validation using Python type hints

Support for adding OAuth1(a) and OAuth2 features (consumer and provider) for Spring web applications.

Erlang/OTP

Dapper - a simple object mapper for .Net

Official haskell ide support via language server (LSP). Successor of ghcide & haskell-ide-engine.

Generate Go client and server boilerplate from OpenAPI 3 specifications

A cross-platform, linkable library implementation of Git that you can use in your application.

Web based translation tool with tight version control integration.

Cross-platform framework for building truly native mobile apps with Java or Kotlin. Write Once Run Anywhere support for iOS, Android, Desktop & Web.

A scalable, distributed Time Series Database.

Fast, secure, efficient backup program

ORM for TypeScript and JavaScript. Supports MySQL, PostgreSQL, MariaDB, SQLite, MS SQL Server, Oracle, SAP Hana, WebSQL databases. Works in NodeJS, Browser, Ionic, Cordova and Electron platforms.

Connect, secure, control, and observe services.

A delightful community-driven (with 1,000+ contributors) framework for managing your zsh configuration. Includes 200+ optional plugins (rails, git, OSX, hub, capistrano, brew, ant, php, python, etc), over 140 themes to spice up your morning, and an auto-u

🙃 A delightful community-driven (with 2,200+ contributors) framework for managing your zsh configuration. Includes 300+ optional plugins (rails, git, macOS, hub, docker, homebrew, node, php, python, etc), 140+ themes to spice up your morning, and an aut

A virtual machine for executing programs written in Hack.

光 HikariCP・A solid, high-performance, JDBC connection pool at last.

The fantastic ORM library for Golang, aims to be developer friendly

Graphical Java application for managing BibTeX and BibLaTeX (.bib) databases

The Symfony PHP framework

Confluent's Apache Kafka .NET client

:zap: Universal Workflow Orchestration Platform — Code in any language, run anywhere. 900+ plugins for data, infrastructure, and AI automation.

The Java gRPC implementation. HTTP/2 based RPC

Background Music, a macOS audio utility: automatically pause your music, set individual apps' volumes and record system audio.

p5.js is a client-side JS platform that empowers artists, designers, students, and anyone to learn to code and express themselves creatively on the web. It is based on the core principles of Processing. http://twitter.com/p5xjs —

Modern CSS framework based on Flexbox

💡 A hinting engine for the web