CSS Sprite Generator : This tool allows you to automate the process of generating CSS sprites. Simply give it a ZIP file containing 2 or more images (GIF, PNG or JPG) and it...
stylelint : A mighty, modern CSS linter that helps you enforce consistent conventions and avoid errors in your stylesheets.
SpriteMe : Background images make pages look good, but also make them slower. Each background image is an extra HTTP request. There's a fix: combine background i...
Galen Framework : Automated testing of look and feel for your responsive websites.
Layout testing seemed always a complex task. Galen Framework offers a simple solution...
Compass : Compass is an open-source CSS Authoring Framework.
Sprite Cow helps you get the background-position, width and height of sprites within a spritesheet as a nice bit of copyable css.