sieve-test(1) on Linux
The text ee2c8e3a5111, as Debian 12 (Bookworm), Debian 11 (Bullseye) shipped it.
Pigeonhole's Sieve script tester
Flags it lists
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-C -
-D -
-T -
-a -
-c -
-d -
-e -
-f -
-l -
-m -
-o -
-r -
-s -
-t -
-u -
-x