uuencode(1) on macOS
The text efbeec52ddff, as macOS 14.3, macOS 14.2, macOS 14.1, macOS 14.0, macOS 13.5, macOS 13.4, macOS 13.3, macOS 13.2, macOS 13.1, macOS 13.0 shipped it.
encode/decode a binary file
Flags it lists
-
-c -
-i -
-m -
-o -
-p -
-r -
-s