نسخه آزمایشی Java SE 6 منشر شد.
مهمترین قابلیت های این نسخه عبارت است از



New Security features and enhancements:
Native platform GSS/Kerberos integration
Java Authentication and Authorization Service (JAAS) login module that employs LDAP authentication
New Smart Card I/O API

Integrated Web Services:
New API for XML digital signature services for secure web services
New Client and Core Java Architecture for XML-Web Services (JAX-WS) 2.0 APIs
New support for Java Architecture for XML Binding (JAXB) 2.0

Enhanced Management & Serviceability:
Improved JMX Monitoring API
Runtime Support for dTrace (Solaris 10 and future Solaris OS releases only)
New custom deployment facilities

Increased Developer Productivity:
Improved memory usage analysis and leak detection
Significant library improvements
Improvements to the Java Platform Debug Architecture (JPDA) & JVM Tool Interface

Improved User Experience:
Look and feel updates to better match underlying platforms
Improved desktop performance and integration
Enhanced internationalization support