MayaVi WikiIf you run this little program in a directory of LUTs, it will bring up a Tk window showing them graphically. It's not particularly efficient, but it works (don't complain about the lack of functionality 
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Try it out by running it inside the luts directory of the new MayaVi v1.3 release. Download the script Upload new attachment "TkLutViewer.py"
Upload new attachment "TkLutViewer.py"