GitHub

GitHub's employee IP agreement, open sourced and reusable

MySQL replication topology management and HA

A window.fetch JavaScript polyfill.

The Open Source Survey

:microscope: A Ruby library for carefully refactoring critical paths.

A collection of useful .gitignore templates

Compile Puppet catalogs from 2 branches, versions, etc., and compare them

DEPRECATED, see https://github.com/github/hubot-scripts/issues/1113 for details - optional scripts for hubot, opt in via hubot-scripts.json

A customizable life embetterment robot.

Community guides for open source creators

The Ruby Programming Language

Open source on demand courses and cheat sheets for Git and GitHub

hub helps you win at git.

Language Savant. If your repository's language is being reported incorrectly, send us a pull request!

GitHub's fork of cmark, a CommonMark parsing and rendering library and program in C

The code we use to render README.your_favorite_markup

A .NET library for carefully refactoring critical paths. It's a port of GitHub's Ruby Scientist library

A public place for all platform sample projects.

A simple Ruby Gem to bootstrap dependencies for setting up and maintaining a local Jekyll environment in sync with GitHub Pages

Code style checking for GitHub Ruby repositories

Style guide & coding conventions for Swift projects

A Ruby library for declaring, composing and executing GraphQL queries

Emoji images and names.

Style guide & coding conventions for Objective-C projects

GitHub Enterprise Backup Utilities

Scripts to Rule Them All

Official GitHub Maven Plugins

GitHub's Online Schema Migrations for MySQL

Small library to parse plain text email content

Official GitHub Services Integration - You can set these up in your repository settings screen under Service Hooks