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

The best React-based framework with performance, scalability and security built in.

Hydra, the Nix-based continuous build system

A web application for managing user experiments for Mozilla Firefox.

:rocket:  A fully-featured, production ready caching GraphQL client for every UI framework and GraphQL server.

Kodi is an award-winning free and open source home theater/media center software and entertainment hub for digital media. With its beautiful interface and powerful skinning engine, it's available for Android, BSD, Linux, macOS, iOS, tvOS and Windows.

Application for managing recipes, planning meals, building shopping lists and much much more!

A modern, maintained replacement for ls

Ivy - a generic completion frontend for Emacs, Swiper - isearch with an overview, and more. Oh, man!

Perkeep (née Camlistore) is your personal storage system for life: a way of storing, syncing, sharing, modelling and backing up content.

Creating delicious APIs for Django apps since 2010.

Multi-Dimensional charting built to work natively with crossfilter rendered with d3.js

The Modern Data Stack 🐰 — Directus is an instant REST+GraphQL API and intuitive no-code data collaboration app for any SQL database.

The source code that powers readthedocs.org

Slick (Scala Language Integrated Connection Kit) is a modern database query and access library for Scala

A highly efficient implementation of Gaussian Processes in PyTorch

Q&A-based community knowledge-sharing software

Easy to maintain open source documentation websites.

Typed interactions with the GitHub API v3

Typed interactions with the GitHub API v3

A powerful Flutter chart library, currently supporting Line Chart, Bar Chart, Pie Chart and Scatter Chart.

:package::rocket: Fully automated version management and package publishing

A powerful all-in-one bot for Twitch streamers

Enhancements tracking repo for Kubernetes

📝 Algorithms and data structures implemented in JavaScript with explanations and links to further readings

:lipstick: Universal beautification package for Atom editor

Bitpay Wallet (formerly Copay) is a secure Bitcoin and other crypto currencies wallet platform for both desktop and mobile devices.

Balena Supervisor: balena's agent on devices.

Unleash the power of Java - JBang Lets Students, Educators and Professional Developers create, edit and run self-contained source-only Java programs with unprecedented ease.

A Python Interpreter written in Rust

Autopsy® is a digital forensics platform and graphical interface to The Sleuth Kit® and other digital forensics tools. It can be used by law enforcement, military, and corporate examiners to investigate what happened on a computer. You can even use it to

A compact and highly efficient workflow and Business Process Management (BPM) platform for developers, system admins and business users.

SimTK OpenSim C++ libraries and command-line applications, and Java/Python wrapping.

Official Go implementation of the Ethereum protocol

Backstage is an open platform for building developer portals

A Swift command line tool for generating your Xcode project

A modular Wayland compositor library

Realm is a mobile database: a replacement for SQLite & ORMs

A web application to manage complex group hierarchies with members, events and a lot more.

Emacs Python Development Environment

A native gRPC client & server implementation with async/await support.

Traccar GPS Tracking System

Define infrastructure resources using programming constructs and provision them using HashiCorp Terraform

REST API for any Postgres database

👩‍🎤 CSS-in-JS library designed for high performance style composition

A collection of various notebook extensions for Jupyter

Build a Jekyll blog in minutes, without touching the command line.

Real-time performance monitoring, done right! https://my-netdata.io/

A static analyzer for Java, C, C++, and Objective-C

Drag and Drop Website Builder and CMS with E-commerce