PhoneGap (Apache Callback):- PhoneGap is an open-source mobile development framework developed by Nitobi Software. Now acquired by Adobe. Appcelerator Titanium :- Appcelerator Titanium is a platform for developing mobile, tablet and desktop applications using web technologies. Rhomobile Development:- Motorola’s Rhomobile offers a very impressive suite of polished tools -- Rhodes framework, RhoSync server, RhoHub Development as a Service (DaaS), and RhoGallery app store -- to quickly build and deploy powerful native mobile applications for all smartphones. PhoneGap Appcelerator Titanium PhoneGap :- PhoneGap is an open source deve...