hebcal(1) on Linux
The text eddee3f8f116, as Debian 11 (Bullseye) shipped it.
a Jewish calendar generator
Flags it lists
-
--help -
--lang -
--version -
--years -
-8 -
-C -
-D -
-E -
-F -
-H -
-I -
-L -
-M -
-S -
-T -
-W -
-Y -
-Z -
-a -
-b -
-c -
-d -
-e -
-g -
-h -
-i -
-l -
-m -
-o -
-r -
-s -
-t -
-w -
-x -
-y -
-z