Release Notes: This release is fully free software. It used to depend upon the proprietary (Sun) VM during the build process, but does not depend upon it any more.
Release Notes: This release mostly uses the GNU Classpath class libraries. JMTk (Java Memory management Tool kit) is introduced. There is support for gathering and exploiting dynamic branch probabilities for conditional and multi-way branches. Packages have been introduced in the Jikes RVM source code. A bytecode verifier was contributed. Support for the Intel cycle counter was contributed. Support for PowerPC hardware performance counters on AIX 5 has been added.