PHP

• PHP Editor (Code completion,syntactic and semantic code highlighting)
• Support for heredoc notation and PHTML
• Debugging using Xdebug
• Generators for MySQL database code snippets

JavaScript and Ajax

• JavaScript Debugging on FireFox & Internet Explorer
• HTTP transaction monitoring
• Improved JavaScript and CSS Editor
• JavaScript Library Manager incl Yahoo UI,Woodstock,jQuery,Dojo,Scriptaculous,Prototype libraries

Java EE & Web Development

• Enhanced support for Spring,Hibernate,JSF CRUD generator,JPA (Java Persistence API)
• Create RESTful web services from database tables or from JPA entities
• Drag and drop SaaS services into PHP files
• SQL Editor Improvements (code completion,save/recall queries,and more)
• Improved Eclipse project import and synchronization for Java Web projects
• Automatic Deploy on Save

JavaFX

• Create,test,debug,profile,and deploy JavaFX projects
• JavaFX editor with syntax highlighting,source navigation,code completion,code folding,javadoc pop-ups,and error detection.
• Live preview of visual elements
• Code snippet palette for transformations,effects and animations

Groovy and Grails

• Develop pure Groovy apps or use Groovy in Java SE projects
• Groovy editor with code completion,highlighting,and more
• Grails web application framework
• Open existing Grails applications without adding metadata

Ruby and Rails

• New Test Runner interface for displaying test results
• Rake improvements: Rake Runner and a pre-generated Rake file
• Debugger: Conditional breakpoints and catchpoints
• Ruby projects accept JVM options from command line

GlassFish v3 Prelude for Web Development

• Modular,OSGi based architecture
• Small footprint,fast startup and deployment
• Support for scripting,including JRuby

C/C++

• Improved code completion,error highlighting,and semantic highlighting
• Call graph,Memory window
• Remote development
• Packaging of application as tar files,zip files,or SVR4 packages

Java ME

• New project wizard for adding custom components to the Visual Designer Palette
• New SVG UI components in the enhanced SVG Composer enable rich UI design
• New Data Binding Custom Components in the Visual Designer Palette
• Upgraded obfuscation tool to ProGuard 4.2 and test framework to JMUnit 1.1.0

Java Debugger

• New multi-threaded debugging with improved UI and work-flow
• Smart Step Into with method selection right inside expression
• Deadlock detection with visual indication

Java SE

• Automatic Compile on Save
• Improved Eclipse project import and synchronization
• Java Call Hierarchy
• Analyze Javadoc
• Swing GUI Builder can generate simple or fully qualified class names

IDE Tools and Usability

• CamelCase code completion
• Customize formatting settings per project
• One IDE-wide QuickSearch shortcut for files/symbols/types,IDE actions,options,and docs
• Support for Windows UNC paths (shared network folders)