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

Widgetbook is the custom widget library and collaboration platform for Flutter frontend teams.

Runtime type checking for React props and similar objects

Web APIs for Django.

A simple tool to help building stacking models.

An accessible and easy tab component for ReactJS.

🏙️ A console-based Java app to explore, search & manage city attractions — with role-based access for Users & Admins. Beginner-friendly & open for contributions!

Simple PDF generation for Python

A PHP framework for console artisans

Web APIs for Django. 🎸

Volunteer management system for nonprofit CASA, which serves foster youth in counties across America.

🧿 Bolt 5 core

Repo for creating awesome automation scripts to make my panda lazier

A C# port of Hubot

HTTP request/response recording library for elixir, inspired by VCR.

phpreboot website

The grpc.io website. (on GitHub pages)

Simple, scalable state management.

🏎 A set of primitives to build simple, flexible, WAI-ARIA compliant React autocomplete, combobox or select dropdown components.

Netflix's Hystrix latency and fault tolerance library, for Go

A Kotlin Multiplatform library for building network-resilient applications

A JavaScript Internationalization Framework

Faker is a pure Elixir library for generating fake data.

Composer package for censoring profanity in web applications, forums, etc.

Sublime Text 2 plugin for running ruby tests! (Unit, RSpec, Cucumber)

Chemical kinetics, thermodynamics, and transport tool suite

Care is a Digital Public Good enabling TeleICU & Decentralised Administration of Healthcare Capacity across States.

Custom Advancements is an easy to configure minecraft plugin where you can create your own advancements for your server. Your players can use the easy to use GUI to see the advancements and their progress and how to activate them!

A Maven plugin that uses Asciidoctor via JRuby to process AsciiDoc source files within the project.

Prometheus client for node.js

Idiomatic, GTK+-based, GUI library, inspired by Elm, written in Rust

The A List Apart front end repo

Tidy Messy Data

The Sugar Labs Website -v2

Easily exclude node modules in Webpack

Fast and easy to use database for traces, which can efficiently handle terabytes of trace spans.

Phaser CE is a fun, free and fast 2D game framework for making HTML5 games for desktop and mobile web browsers, supporting Canvas and WebGL rendering.

:rocket: 🌪 Super-fast 3D framework for Web Applications 🥇 & Games 🎮. Based on Three.js

Mega-Linter analyzes 38 languages, 15 formats, 16 tooling formats , abusive copy-pastes and spelling mistakes in your repository sources , with a GitHub Action or other CI tools

Deploy Dask on job schedulers like PBS, SLURM, and SGE

Highly-available Distributed Fault-tolerant Runtime

A simple, strongly typed .NET C# command line parser library using a fluent easy to use interface

The Node.js® Website

Reversible conversions between types

Ruby plugin for asdf version manager

An Extensible, Concurrent Web Framework for Rust

Bastion: Fault-tolerant Runtime for Rust applications

Simple Python version management