Oracle’s NetBeans IDE is an open source IDE for Java, PHP and C/C++ and is currently available for the Windows, Mac, Solaris and Linux platforms. With the release of NetBeans 7.3 IDE, Java developers can now easily build rich HTML5-based user interfaces for their mobile and Web applications. The new version of NetBeans encompasses many new features designed to help developers in writing HTML5, JavaScript and CSS code in addition the updated IDE brings a full set of code completion capabilities for those development platforms allowing developers to code much more efficiently. Read the full details here.