From Microsoft, an SDK for building HTML5/.NET social games. Comes with a example game built Grant Skinner and his team (includes server-side code and documentation).
Interesting use of DropBox as a CMS solution.
Huge roundup of many different approaches (some better than others) being used out there.
Mozilla has some really nice javascript documentation on their site.
Tool for quick documentation lookups across a bunch of languages (php, javascript, html, MySQL, etc).
Tool for generating cross-browser CSS3 Rule
A simple javascript file that parses CSS and enables media queries for older browsers.
Play around with text shadow properties.
Excellent new tool for creating fully interactive wireframes and prototypes
Simple jQuery plug-in for adding a notification message bar to the top of a site.
Some web tools to quickly generate code for different styles of menus.
http://www.cssmenumaker.com
http://www.tabsgenerator.com
Library for working with HTML5 Audio.
A close look at the code behind Nike’s popular HTML5 parallax-scroll site. A nice example of HTML5 used in the “real world” of client work.
Big collection of JavaScript techniques.
Node.js is a server-side javascript environment that is really gaining in popularity. We are starting to see it being used increasingly in large-scale production environments by startups. Twitter and Yahoo have started using it for certain things. This online ‘book’ gives a thorough explanation for how to develop with Node.js
Mobilizer is free desktop app that lets you preview websites and local html content in a mobile device UI preview. Great for demonstrating how content looks across various devices.
jQuery plugin for making data-driven timelines.
A basic recipe for building Single Page Web Apps.
