no not at all. There are javascript+html+css apps that could use the Chrome API ( https://developer.chrome.com/apps/api_index https://developer.chrome.com/apps

no not at all. There are javascript+html+css apps that could use the Chrome API ( https://developer.chrome.com/apps/api_index https://developer.chrome.com/apps/api_index ) which allow them to do more than regular javascript+html+css web pages. There is no compilation.