The 1024 Grid System is an effort to streamline web development workflow by providing commonly used dimensions, based on a width of 1024 pixels.

52 is an HTML5 and CSS3 grid cross-browser framework.

The Compass Adaptive Grid plugin aims to make it easier to quickly build and deploy fluid layouts with Sass.

a port of animate.css for compass

provides mixins for standard web banners

Lightweight - contains only the pure SCSS (SASS) definitions

Bootstrap is a toolkit from Twitter designed to kickstart development of webapps and sites.

Canvas drawing support for Compass with Cairo backend(s).

Compass Plugin with helpers

Chameleon is a theming/skinning extension for Compass. Chameleon allows you to define themes and output themed CSS properties for each theme.

The Columnal CSS grid system is a “remix” of a couple others with some custom code thrown in. The elastic grid system is borrowed from cssgrid.net, while some code inspiration (and the idea for subcolumns) are taken from 960.gs. Checkout at: http://www.columnal.com/

A Compass plugin for accessing the Compass configuration properties inside scss|sass files

Allows integration between Compass and any other framework with corresponding other-framework connector.

A Compass plugin for the creation of Cornell University-branded websites.

a css-only arrow for compass

Easily integrate CSS Lint into your projects that use the Compass CSS Framework

a compass extension providing drupal integration, supporting the popular base theme Zen

Fusionary's front end development framework

A example compass extension to show how to build you own.

Some basic compass additions to help with responsive website development