December 27

♫ Couple of cross-platform mobile frameworks that I know of

PhoneGap

Uses JavaScript. Comes with iPhone, BlackBerry & Android support. PhoneGap apps have access to geo location, vibration, accelerometer and sound.

rhomobile

Uses HTML extended by special tags and Ruby. Comes with iPhone, BlackBerry, Windows Mobile, Symbian & Android support. rhomobile apps have access to geo location, contacts, camera, native mapping and push SDKs.

Titanium

Uses HTML, JavaScript, CSS, Python, Ruby and PHP. Titanium apps have access to UI APIs (dialogs, alerts, buttons, toolbars, navbars, menus and tabbars) and Phone APIs (geo location, accelerometer, maps, sound, database, file system and network).