GitHub

Query the document tree by selector, filtering by element type.

An S/MIME signing utility for use with Git

Software U2F authenticator for macOS

An opinionated collection of ESLint shared configs and rules used by GitHub.

A public place for all platform sample projects.

Install a shortcut to append selected text to a <textarea> as a Markdown quote.

Community-curated topic pages on GitHub

A collection of useful .gitignore templates

Repository with text of DMCA takedown notices as received. GitHub does not endorse or adopt any assertion contained in the following notices. Users identified in the notices are presumed innocent until proven guilty. Additional information about our DMCA policy can be found at

GitHub Extension for Visual Studio

GitHub Enterprise Backup Utilities

A site to provide non-judgmental guidance on choosing a license for your open source project

A Ruby gem to cache and verify the licenses of dependencies

Gather, curate, and feature stories of public servants and civic hackers using GitHub as part of their open government innovations

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

MySQL replication topology management and HA

GitHub's Online Schema Migrations for MySQL

Community guides for open source creators

Compute various size metrics for a Git repository, flagging those that might cause problems

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

CommonMark generator for Jekyll used by GitHub Pages

hub helps you win at git.

A rails plugin to make creating chatops easy

Legacy GitHub Services Integration

A series of helper scripts to reduce duplication across `script/bootstrap`s.

A Ruby library for declaring, composing and executing GraphQL queries

The Open Source Survey

🚲 Contribute to the open source community every Friday