idn2(1) on Linux
The text 1a89ec9cdc96, as Debian 11 (Bullseye) shipped it.
Libidn2 Internationalized Domain Names conversion tool
Flags it lists
-
--debug -
--decode -
--help -
--lookup -
--no-tr46 -
--quiet -
--register -
--tr46nt -
--tr46t -
--usestd3asciirules -
--version -
-N -
-T -
-V -
-d -
-h -
-l -
-r