grdview(1) on Linux
The text c88328b4e6b9, as Debian 2.2 (Potato) shipped it.
Create 3-D perspective grayshaded/colored image or mesh from a 2-D grd file
Flags it lists
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-B -
-C -
-E -
-G -
-I -
-J -
-Jz -
-K -
-L -
-N -
-O -
-P -
-Q -
-R -
-S -
-T -
-U -
-V -
-Wc -
-Wm -
-X -
-Y -
-Z -
-c