libcrypt-twofish-perl 2.18-1build2 (amd64 binary) in ubuntu noble

 Crypt::Twofish implements Twofish encryption using an interface
 compatible with Crypt::CBC interface.
 .
 Twofish is a 128-bit symmetric block cipher with a variable length (128, 192,
 or 256-bit) key, developed by Counterpane Labs. It is unpatented and free for
 all uses, as described at <http://www.counterpane.com/twofish.html>.