GitHub

Auto-complete input values from server search results.

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

A custom element for cropping a square image. Returns x, y, width, and height.

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

Markdown formatting buttons for text inputs.

An input element that validates its value with a server endpoint.

Open source cheat sheets for Git and GitHub

A Ruby library for declaring, composing and executing GraphQL queries

GitHub's ops focused Elasticsearch library

Code style checking for GitHub Ruby repositories

Copy element text content or input values to the clipboard.

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

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

A menu opened with <details>.

Web component extensions to the standard <time> element.

A Ruby gem to cache and verify the licenses of dependencies

Drag and drop task list items.

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

Attach combobox navigation behavior to <input> or <textarea>.

Sync GitHub teams to groups in Active Directory when using SAML

A Statsd-compatible metrics aggregator

GitHub's employee IP agreement, open sourced and reusable

Backports native emoji characters to browsers that don't support them by replacing the characters with fallback images.

A window.fetch JavaScript polyfill.

Small library to parse plain text email content

An accessible tab container element with keyboard support.

Crawl a website and run it through Google lighthouse