"SfR Fresh" - the SfR Freeware/Shareware Archive

Member "gnuplot/contrib/README" of archive gp423win32.zip:

Subdirectories:
    pm3d - contributions using pm3d (colour points,
	   compress pm3d postscript file, ...);
	   see README therein

Note: other useful gnuplot scripts can be found on gnuplot.sourceforge.net.