Java for Mac OS X 10.5
Java for Mac OS X 10.5 Update 2 provides improvements to security, performance and compatibility for Java SE 6, J2SE 5.0 and J2SE 1.4.2 on Mac OS X 10.5.

This release updates Java SE 6 to version 1.6.0_07, J2SE 5.0 to version 1.5.0_16, and J2SE 1.4.2 to 1.4.2_18.

This release is only for Mac OS X 10.5.4 and later, and should not be installed on earlier versions of Mac OS X.

This release of J2SE 5.0 and J2SE 1.4.2 supports all Intel and PowerPC-based Macs. 

Java for Mac OS X 10.4
Java for Mac OS X 10.4, Release 7 delivers improved reliability and compatibility for Java 2 Platform Standard Edition 5.0 and Java 1.4 on Mac OS X 10.4.11 and later. This release updates J2SE 5.0 to version 1.5.0_16 and Java 1.4 to version 1.4.2_18.

Make sure that you always have the latest Java package installed on your Mac.

What's New in This Release: [ read full changelog ]

· Delivers improved reliability, security, and compatibility for Java SE 6, J2SE 5.0 and J2SE 1.4.2 on Mac OS X 10.5.8 and later.
· This release updates Java SE 6 to version 1.6.0_15, J2SE 5.0 to version 1.5.0_20, and J2SE 1.4.2 to 1.4.2_22.