TweetGrid is a powerful Twitter Search Dashboard that allows you to search for up to 9 different topics, events, converstations, hashtags, phrases, people, groups, etc in real-time. As new tweets are created, they are automatically updated in the grid. No need to refresh the page!
Bootstrap is a toolkit from Twitter designed to kickstart development of webapps and sites. It includes base CSS and HTML for typography, forms, buttons, tables, grids, navigation, and more.
Nerd alert: Bootstrap is built with Less and was designed to work out of the gate with modern browsers in mind.