The latest version of Sass (3.0) has CSS syntax: The compiler supports both variants - the file extension (.scss vs .sass) denotes which you want to use. See

The latest version of Sass (3.0) has CSS syntax: The compiler supports both variants - the file extension (.scss vs .sass) denotes which you want to use. See the examples on their front page: http://sass-lang.com http://sass-lang.com They have a command line tool "sass-convert", which can convert between the syntaxes (and from Less)