Ext JS is a powerful JavaScript framework for building feature-rich, cross-platform web applications. It provides a comprehensive set of tools and components that enable developers to create interactive, high-performance, and responsive user interfaces. Top Features of Sencha Ext JS
Xcode - Xcode is Apple’s powerful integrated development environment for creating great apps for Mac, iPhone, and iPad. Xcode 4 includes the Xcode IDE, instruments, iOS Simulator, and the latest Mac OS X and iOS SDKs.
PyQt - Riverbank | Software | PyQt | What is PyQt?
Android Studio - Android development environment based on IntelliJ IDEA
Tkinter - Tkinter is a Python wrapper for Tcl/Tk that offers classes to create various graphical user interfaces.
Adobe AIR - Adobe® AIR® runtime enables developers to package the same code into native apps for Windows and Mac OS desktops, iPhone, iPad, Kindle Fire, Nook Tablet & Android. Buy now.
MD Python Designer - A drag and drop GUI Designer that uses a combination of Tkinter and its own code.