Koala

Koala is a GUI application for Less, Sass, Compass and CoffeeScript compilation, to help web developers to use them more efficiently. Koala can run in Windows, Linux and Mac. Listening files, compile automatically when the file changes, that everything is running in the background without user action. Support set the compiler options for each file. If encountered an error during compilation, koala will pop up the error message. Support for the project to create a global configuration set the same compiler options for the files. koala is built with node-webkit. node-webkit is an app runtime based on Chromium and node.js. You can write native apps in HTML and Javascript with node-webkit. Listens to files, compiles automatically when file changes occur. Everything runs in the background without the need for user input.