Hybrid mobile application development is a hot topic these days. PhoneGap is one of the frameworks that can be used to develop hybrid mobile apps. If you are new to hybrid mobile application development read this post. You only have to follow these steps to have a PhoneGap app up and running in your Ubuntu. Before that,
PhoneGap is a free and open source framework that allows you to create mobile apps using standardized web APIs for the platforms you care about.
See the image below for the build process of PhoneGap.