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.

Web Starter Kit - a workflow for multi-device websites

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

Under 1KB each! Super Tiny Icons are miniscule SVG versions of your favourite website and app logos

📚 Community guides for open source creators

Mini website for testing both general CS knowledge and enforce coding practice and common algorithm/data structure memorization.

A library of free and open source Bootstrap themes and templates

Password protect a static HTML page, decrypted in-browser in JS with no dependency. No server logic needed.

A jQuery plugin for inflating web type

A repo containing samples tied to new functionality in each release of Google Chrome.

All the patterns

A strong, neutral, principles-driven, open source typeface for text or display

Simple.css is a CSS template that allows you to make a good looking website really quickly.

A classless CSS framework to write modern websites using only HTML.

The world smallest office suite

LaTeX.css is a CSS library that makes your website look like a LaTeX document

Learn C and build your own programming language in under 1000 lines of code!

The {{official}} website

Color combination contrast tester

A custom element for flexible GIF playback

A list of classless CSS themes/frameworks with screenshots

Open source, experimental, and tiny tools roundup

Raspberry Pi PCI Express device compatibility database

A grotesque sans.

A micro (3kb) CSS framework

A curated list of BBC micro:bit resources.

⚡ The minimal (~100-170 bytes) grid system for modern browsers.