Compass.app is not maintained. You can still get the source code under GPL as always, and download the latest binary on GitHub for free. What happened?
Compass.app is a menubar only app for Sass and Compass. It helps designers compile stylesheets easily without resorting to command line interface.
Compass.app is written in Java (JRuby), and works in mac, linux and pc. You do not need to install Ruby environment to use it.
Compass.app has been tested in:
Compass.app is written in Java (JRuby), so you must install JRE(Java Runtime Environment) first. If you do not have JRE installed, Compass.app will guide you to install it first.
You can download the latest release.
There is no need to install Compass.app. You can just unzip and put it anywhere. You can even use Dropbox to sync between computers.
If you want to build your own copy, you will need JRuby and rawr.
Copyright (c) 2012 KKBOX Inc. Licensed under GPL v2.