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

3D plotting and mesh analysis through a streamlined interface for the Visualization Toolkit (VTK)

Annotation processor to create immutable objects and builders. Feels like Guava's immutable collections but for regular value objects. JSON, Jackson, Gson, JAX-RS integrations included

Javascript Canvas Library, SVG-to-Canvas (& canvas-to-SVG) Parser

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

A toolkit with common assertions and mocks that plays nicely with the standard library

The HTML-first framework. Instant apps of any size with ~ 1kb JS

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

Creating delicious APIs for Django apps since 2010.

A toolchain for building scalable, enterprise-ready component systems on top of TypeScript and Web Component standards. Stencil components can be distributed natively to React, Angular, Vue, and traditional web developers from a single, framework-agnostic

Ethereum.org is a primary online resource for the Ethereum community.

Yosys Open SYnthesis Suite

Git + .NET = ❤

The Swiss Army Knife of Vector Graphics Scripting – Scriptographer ported to JavaScript and the browser, using HTML5 Canvas. Created by @lehni & @puckey

Apache CloudStack is an opensource Infrastructure as a Service (IaaS) cloud computing platform

AI-Powered Photos App for the Decentralized Web 🌈💎✨

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

Delightful JavaScript Testing.

Official Go implementation of the Ethereum protocol

Topic Modelling for Humans

Mirror of Apache Cassandra

Home for Cluster API, a subproject of sig-cluster-lifecycle

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

A modular Wayland compositor library

Self hosted newsletter app

Erlang/OTP

:lipstick: Universal beautification package for Atom editor

Data validation using Python type hints

Apache OpenWhisk is an open source serverless cloud platform

Source code of open-source Colobot: Gold Edition project developed by Epsitec and TerranovaTeam

LaTeX plugin for Sublime Text 2 and 3

The source code that powers readthedocs.org

Emacs Python Development Environment

Modern CSS framework based on Flexbox

Drop-down terminal for GNOME

Fast data visualization and GUI tools for scientific / engineering applications

For more information, please see http://smartos.org/ For any questions that aren't answered there, please join the SmartOS discussion list: https://smartos.topicbox.com/groups/smartos-discuss

📇 Contacts app for Nextcloud

Concise, consistent, and legible badges in SVG and raster format

Quickly ramp up in new programming languages.

Crowd-sourced code mentorship. Practice having thoughtful conversations about code.

Quickly ramp up in new programming languages.

An entity framework for Go

H2 is an embeddable RDBMS written in Java.

Main yt repository

A Python Interpreter written in Rust

Enhancements tracking repo for Kubernetes

Pterodactyl® is a free, open-source game server management panel built with PHP, React, and Go. Designed with security in mind, Pterodactyl runs all game servers in isolated Docker containers while exposing a beautiful and intuitive UI to end users.

The uncompromising Python code formatter

A curated list of awesome Python frameworks, libraries, software and resources