YourKit, LLC has released YourKit Java Profiler 5.0, a 295€ payware tool for detecting memory leaks and memory consumption bottlenecks. It features memory leak detection, an object heap browser, JUnit integration, IntelliJ IDEA, Borland JBuilder, NetBeans, and Eclipse integration. Version 5.0 can now profile 64-bit Java and looks more native on Mac OS X. Upgrades from 4.0 are free.
Grzegorz Kowal has released Launch4j 2.0, an open source (MIT License) tool for wrapping Java applications distributed as jars in Windows native executables.