Apache Cordova!

Android Studio is a new Android development environment based on IntelliJ IDEA. Similar to Eclipse with Android Development Tools for Eclipse, Android Studio provides integrated Android developer tools for development and debugging.Best IDE available for Android development specially with limited hardware options on development device.

Qt Creator is a cross-platform C++, JavaScript and QML integrated development environment which is part of the SDK for the Qt Framework.

PhoneGap is an open source development tool for building iPhone, Android, Blackberry and other mobile apps with JavaScript.

Type intelligentlyWorld-class code completion unlocks the iOS, Android, and OS X APIs. Quickly look up methods and types, and discover API functionality.

Appcelerator Titanium, offered for free by Appcelerator, lets web developers use web technologies, open source and cloud computing to build native apps for iPhone, Android, Windows, Mac OSX and Linux.

NativeScript lets you develop truly native apps for iOS and Android from a single code base of JavaScript or TypeScript, XML and CSS. NativeScript takes your cross-platform code and translates it into the language that your target platform speaks.

WebDGap allows you to convert any website or HTML/CSS/JavaScript web application to a native Windows, Mac, Linux, and Chrome application.

Launched in 2011, Gideros has become a successful game engine with 20,000 developers registered and 500 games published.

Rapid Application Development tools for native Android, iOS and desktop applications. The simple way to quickly program real world apps. Programming language similar to Visual Basic.

Corona has become one of the world's most advanced mobile app development tools.

Codename One provides a comprehensive solution for WORA (write-once-run-anywhere) mobile app development. You write the applications in Java using and deploy the application to Android, iOS, Windows Phone, or other platforms. The resulting app is a native app (not HTML5).

The MoSync SDK is an open source development environment for mobile which allows you to develop apps for modern platforms including iOS and Android, using HTML5/Javascript, C/C++ or by blending languages to suit your own requirements as a developer. Now all web talents and hardcore C/C++ developers can work more tightly together!

Convertigo is the most advanced Open Source Mobile Application Development Platform for Enterprises, featuring all the required components needed to develop and to run cross-platform mobile enterprises application connected to enterprise's back-end business applications.

NBAndroid is a set of modules that lets you develop Android applications in NetBeans. It works with standard projects supported by Android SDK. You will be able to edit, build, run & debug, and test your application. Both emulator and real-devices are supported.

The advancement of technology and its increasing involvement in our everyday lives have made humans increasingly more dependent on it. Technology has made our lives simpler and convenient giving us more time to expand our creative minds and develop innovative technological products. The ability for people to express their creativity and bring it into creation has always been bound by knowledge and understanding of the necessary parts needed.