, the free software Java project based upon Sun's OpenJDK
code-base, has reached version 1.4. IcedTea 1.4 is based upon OpenJDK7 Hotspot 14 and brings several security fixes, improved support for ALSA / PulseAudio, and a few web-browser plug-in enhancements. However, what is most significant about this release is the X Render pipeline support. With IcedTea now being able to utilize the X Render extension for 2D operations, programs should be much more responsive especially when running over a network.
The release notes for IcedTea 1.4 can be read here