Native Instruments has released Absynth version 5.0.3, FM8 version 1.1.1, and Massive version 1.2.1. The new versions all feature Mac OS X 64-bit support under Audio Units, VST, and running standalone. Various other small fixes are also included.
Cakewalk has released version X1B of SONAR X1 Producer, SONAR X1 Studio, and SONAR X1 Essential. The new versions include many fixes and enhancements.
iZotope has released version 2.01 of RX. The new version includes host compatibility enhancements, DSP improvements, workflow improvements, and various fixes and enhancements.