MIME-Base  64-3.15
About: MIME-Base64 is a base64 encoder/decoder and a quoted-printable encoder/decoder (Perl module, was part of libwww-perl package). These encoding methods are specified in RFC 2045 - MIME (Multipurpose Internet Mail Extensions).
  Fossies Dox: MIME-Base64-3.15.tar.gz  ("inofficial" and yet experimental doxygen-generated source code documentation)  

MIME-Base Documentation