5 Cross-Platform Mobile Development Tools You Should Try
http://mashable.com/2010/08/11/cross-platform-mobile-development-tools/
PhoneGap
http://phonegap.com/
Gideros Mobile
http://www.giderosmobile.com/
mobile app dev environments
http://en.wikipedia.org/wiki/Mobile_application_development
Titanium or PhoneGap? Which Cross-Platform Mobile Framework Should I Use?
http://strongloop.com/strongblog/titanium-vs-phonegap-cross-platform-mobile-framework/
Xamarin 2.0 vs Appcelerator Titanium vs PhoneGap
http://stackoverflow.com/questions/17249500/xamarin-2-0-vs-appcelerator-titanium-vs-phonegap