nauty-genbg(1) on Linux
The text fc8c283dc2ee, as Debian 10 (Buster) shipped it.
generate small bicoloured graphs
Flags it lists
-
-A -
-D# -
-F -
-L -
-Z# -
-a -
-c -
-d# -
-g -
-l -
-q -
-s -
-u -
-v -
-z