nauty-listg(1) on Linux
The text 0b0a4c6d531f, as Debian 10 (Buster) shipped it.
display graphs in a variety of forms
Flags it lists
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-A -
-F -
-G -
-H -
-M -
-W -
-a -
-b -
-c -
-d -
-e -
-f -
-q -
-s -
-t -
-y