WebPutty Helper is a WordPress plugin by PerS that makes it easy to integrate WebPutty with WordPress.
WebPutty is a simple CSS editing and hosting service.
WebPutty gives you a syntax-highlighting CSS editor you can use from anywhere, the power of SCSS and Compass, a side-by-side preview pane, and instant publishing with minification, compression, and automatic cache control.
Plugin homepage: http://soderlind.no/archives/2011/12/20/wordpress-and-webputty/
Download: http://wordpress.org/extend/plugins/webputty/