starting html/css template. so much goodness baked in by default

Textpattern CMS default theme.

Template antimatter for Node.js (Browsers too!)

A selection of HTML5 snippets for use in Panic's Coda web dev app

Teach your forms some manners!

A professional front-end template for building fast, robust, and adaptable web apps or sites.

The 960 Grid System is an effort to streamline web development workflow.

glz_custom_fields contributors can raise bugs here and vote for features

The missing UI library for the Web

jQuery Plugin that generates a Tab Navigation from Markup that makes sense without Javascript. The generated Tabs are the only ones out there that work for Screenreader users without support for WA…

This script generates all of the code necessary to create a tabbed interface.

A flexible, elegant, fast and easy-to-use content management system written in PHP.

HTML Abstraction Markup Language - A Markup Haiku