View the most recent changes for the base64 port at: base64.darwinports.com/diff
Scroll down toward the bottom of the page to get installation instructions for base64.
The raw portfile for base64 1.3 is located here:
http://base64.darwinports.com/dports/mail/base64/Portfile
Find related portfiles with the unique DarwinPorts.com search feature.
Check for any related Fink projects here: pdb.finkproject.org/pdb/package.php/base64

The base64 Portfile 50980 2009-05-14 19:41:55Z and.damore macports.org $

PortSystem 1.0
Name: base64
Version: 1.3
Category: mail
Maintainers: waqar
Description: Encode and decode base64 files
Long Description: Utility which encodes and decodes files in in RFC 1341 format. It can be used within a pipeline as an encoding or decoding filter, and is most commonly used in this manner as part of an automated mail processing system.
configure.args --mandir=${prefix}/share/man
Homepage: http://www.fourmilab.ch/webtools/base64/
Platform: darwin
Master Sites: http://www.fourmilab.ch/webtools/base64/
Checksums: md5 66d81725ba4d03227af2ce3792e50d5d
Patch Files: patch-Makefile.in

If you haven't already installed Darwin Ports, you can find easy instructions for doing so at the main Darwin Ports page.
Once Darwin Ports has been installed, in a terminal window and while online, type the following and hit return:

%  cd /opt/local/bin/portslocation/dports/base64
%  sudo port install base64  
Password: 

You will then be prompted for your root password, which you should enter. You may have to wait for a few minutes while the software is retrieved from the network and installed for you. Y ou should see something that looks similar to:

--->  Fetching base64
--->  Verifying checksum for base64
--->  Extracting base64
--->  Configuring base64
--->  Building base64 with target all

--->  Staging base64 into destroot

--->  Installing base64

- Make sure that you do not close the terminal window while Darwin Ports is working. Once the software has been installed, you can find further information about using base64 with these commands:

%  man base64
%  apropos base64
%  which base64
%  locate base64

 Where to find more information: