Parse, validate, manipulate, and display dates in javascript.

Better than Masonry? YES.

Express is a minimal and flexible node.js web application framework, providing a robust set of features for building single and multi-page, and hybrid web applications.

jXLS is a small and easy-to-use Java library for writing Excel files using XLS templates and reading data from Excel into Java objects using XML configuration.

This project is an attempt to build re-usable charts and chart components for d3.js without taking away the power that d3.js gives you. This is a very young collection of components, with the goal of keeping these components very customizeable, staying away from your standard cookie cutter solutions.

D3.js is a JavaScript library for manipulating documents based on data. D3 helps you bring data to life using HTML, SVG and CSS. D3’s emphasis on web standards gives you the full capabilities of modern browsers without tying yourself to a proprietary framework, combining powerful visualization components and a data-driven approach to DOM manipulation.

Jasmine is a behavior-driven development framework for testing JavaScript code.

Andy Clarke slide deck on grids

Less Framework is a CSS grid system for designing adaptive web­sites. It contains 4 layouts and 3 sets of typography presets, all based on a single grid.

The 1140 grid fits perfectly into a 1280 monitor. On smaller monitors it becomes fluid and adapts to the width of the browser.

A simple CSS framework for designers and developers, based on 35 equal-width columns. It aims to cut down on development time and help you create beautiful-structured websites.