Collect, test, and experiment with interface pattern pairings of CSS & HTML. Pears is an open source WordPress theme, enabling people like you to get your own pattern library up and running quickly.

A folding grid for responsive design.

Octopress is a framework designed by Brandon Mathis for Jekyll, the blog aware static site generator powering Github Pages. To start blogging with with Jekyll, you have to write your own HTML templates, CSS, Javascripts and set up your configuration. But with Octopress All of that is already taken care of.

PhoneGap is an HTML5 app platform that allows you to author native applications with web technologies and get access to APIs and app stores.