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

Vundle, the plug-in manager for Vim

The previous version of Pyston, a faster implementation of the Python programming language. Please use this link for the new repository:

A Ruby framework for building telephony applications

XMPP/Jabber Library and DSL for Ruby written on EventMachine and Nokogiri.

A highly scalable real-time graphing system

Distributed Task Queue (development branch)

An active model wrapper for the Neo4j Graph Database for Ruby.

A simple unified API that can access both the server and embedded Neo4j database. Used by the neo4j gem

Automated code review for GitHub pull requests.

faster JSON serialization for Go

An open-source graph database

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

The authorization Gem for Ruby on Rails.

A collection of Ruby methods to deal with statutory and other holidays. You deserve a holiday!

Role management library with resource scoping

A keyboard-driven, vim-like browser based on PyQt5.

Simple HTTP and REST client for Ruby, inspired by microframework syntax for specifying actions.

Graphs for Everyone

Datadog Agent

OAuth 2.0 authorization server toolkit for Node.js.

An HTTP library for Rust

Copy/paste detector for programming source code.

Hashie is a collection of classes and mixins that make Ruby hashes more powerful.

Jbuilder: generate JSON objects with a Builder-style DSL

Internationalization (i18n) library for Ruby

An Extensible, Concurrent Web Framework for Rust

Format Rust code

Powerful and flexible web-based application builder

ShellCheck, a static analysis tool for shell scripts

C library for encoding, decoding and manipulating JSON data

Modern concurrency tools including agents, futures, promises, thread pools, supervisors, and more. Inspired by Erlang, Clojure, Scala, Go, Java, JavaScript, and classic concurrency patterns.

The Esteemed Innovation mod for Minecraft focused around steam power tech and innovative content. Formerly known as Flaxbeard's Steam Power.

Swagger 2.0 implementation for go

Typhoeus wraps libcurl in order to make fast and reliable requests.

Nix, the purely functional package manager

A Minecraft server written in JavaScript

Haskell Documentation Tool

gorails website

UNIX-like reverse engineering framework and command-line toolset

Open IoT Framework

The granddaddy of HTML tools, with support for modern standards

Fast, unopinionated, minimalist web framework for node.

Emacs Python Development Environment

The best Rails forums engine ever.

a FindBugs/SpotBugs plugin for doing static code analysis for java code bases

Kanban board for github issues

A library for bulk insertion of data into your database using ActiveRecord.

㊙️ AntiXSS | Protection against Cross-site scripting (XSS) via PHP

The Python Package Index

:busts_in_silhouette: A bash-tool to store your private data inside a git repository.