atest(1) on Linux
The text e6a6a7f0fcac, as Debian 13 (Trixie) shipped it. The page shows this text now.
Decode AX.25 frames from an audio file.
Flags it lists
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-B -
-D -
-F -
-G -
-J -
-L -
-P -
-g -
-h -
-j