Ghostscript version 8.51 has been released (4/18/2005);
(http://www.cs.wisc.edu/~ghost/)
also available is GSView version 4.7 (3/26/2005).
(http://www.cs.wisc.edu/~ghost/gsview/)
Ghostscript is a freeware postscript interpreter/converter for generating Acrobat (PDF) documents, and GSView is a graphical document viewer that uses Ghostscript as its display engine.
Source: OS/2 News and Rumors