uudeview 0.5.20-3.2 (amd64 binary) in ubuntu karmic

 This is a command-line decoder and encoder for files encoded with the
 following formats: uuencode, xxencode, BASE64, quoted printable, and
 BinHex.
 .
 This package used to contain an X11-based GUI decoder called xdeview.
 That program is now in the xdeview package.