sieve-test(1) on Linux
The text 405f25a176ff, as Debian 7 (Wheezy) shipped it.
Pigeonhole's Sieve script tester
Flags it lists
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-C -
-D -
-T -
-a -
-c -
-d -
-e -
-f -
-l -
-m -
-r -
-s -
-t -
-x