- http://dokupuppylinux.co.cc/programs:graphic_utilities
The GMT package implements colour gradients with the cpt (colour palette) file format, and provides some tools for creating and manipulating them. The cptutils package contains a number of additional utilities, mostly for translation to and from other formats. In version 1.39 (May 2011):
avlcpt convert avl (ArcView Legend) to cpt
cptcont make continuous cpt from discontinuous
cptclip extract part of a cpt
cptcss convert cpt to fragment of css
pthsv modify RGB cpt gradient in HSV space
cptgimp convert cpt to GIMP gradient
cptinfo print summary information on a cpt file
cpttext colour text according to a cpt file
cptsvg convert cpt to svg gradient
gimplut convert GIMP gradient to binary lookup table (LUT)
gimpcpt convert GIMP gradient to cpt
gplcpt convert GIMP palette to cpt
pspcpt convert Paint Shop Pro gradient to cpt
svgx convert svg gradient to other formats
xycpt convert column data to cpt