- [CSS Shorthand Generator](http://shrthnd.volume7.io/) - A wensite that converts your long hand styling rules into their shorthand versions
- [Myth](http://myth.io/) - A preprocessor that converts CSS using all the laatest techniques into CSS that every browser will understand with graceful fallbacks
- [Nested `border-radius` Calculator](http://joshnh.com/tools/get-your-nested-border-radii-right.html) - Calculate nested `border-radius`es that look good together
- [Critical Path CSS Generator](http://jonassebastianohlsson.com/criticalpathcssgenerator/) - Analyses your web page and picks out 7 optimises the CSS needed to render the above-the-fold content
- [Making a website responsive in 3 easy steps](http://www.catswhocode.com/blog/making-a-website-responsive-in-3-easy-steps) - Guide to making a website responsive so that it look sgood on a mobile device