The most advanced responsive front-end framework in the world. Quickly create prototypes and production code for sites that work on any kind of device.

CSS is powerful, you can do a lot of things without JS.

Emoji for everyone. https://twemoji.twitter.com/

Creative Coding: Generative Art, Data visualization, Interaction Design, Resources.

A set of Ansible playbooks to build and maintain your own private cloud: email, calendar, contacts, file sync, IRC bouncer, VPN, and more.

Parsing HTML at the command line

Quickly create responsive HTML emails that work on any device and client. Even Outlook.

A few simple, but solid patterns for responsive HTML email templates and newsletters. Even in Outlook and Gmail.

Nullboard is a minimalist kanban board, focused on compactness and readability.

Twitter Text Libraries. This code is used at Twitter to tokenize and parse text to meet the expectations for what can be used on the platform.

The official Code in the Dark editor

Generate critical css for your web pages

A CSS grid framework using Flexbox. Only 321 bytes (Gzipped).

BOM, STL files and instructions for PAROL6 3D printed robot arm

Declarative version of React.Component

A demonstration of how to implement a keyboard and screen reader accessible mega menu as a jQuery plugin.

Highly performant Javascript library to flip the signs

Sort things "naturally" in Javascript

pretty interactive pixel math renders in your browser