JamaicaVM is a hard realtime Java bytecode-based Virtual Machine, with fully deterministic and preemptable garbage collection. JamaicaVM has been optimized for use in critical embedded platforms. It allows the user to port J2SE – Java Standard Edition – code on virtually any 32&64 bit platforms with much improved quality and reliability of application code based on a reduced software development cycle. JamaicaVM supports the OpenJDK extensively.