View the most recent changes for the gifsicle port at: gifsicle.darwinports.com/diff
Scroll down toward the bottom of the page to get installation instructions for gifsicle.
The raw portfile for gifsicle 1.42 is located here:
http://gifsicle.darwinports.com/dports/graphics/gifsicle/Portfile
Find related portfiles with the unique DarwinPorts.com search feature.
Check for any related Fink projects here: pdb.finkproject.org/pdb/package.php/gifsicle

The gifsicle Portfile 56061 2009-08-24 00:33:19Z ryandesign macports.org $

PortSystem 1.0

Name: gifsicle
Version: 1.42
Category: graphics
Platform: darwin
Maintainers: cofa.unsw.edu.au:nigel
Description: GIF image/animation creator/editor.
Long Description: Gifsicle is a UNIX command-line tool for creating, editing, and getting information about GIF images and animations.
Homepage: http://www.lcdf.org/gifsicle/
Master Sites: ${homepage}
Checksums: md5 9150da4459ed54e02a51b172176cc604

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/gifsicle
%  sudo port install gifsicle  
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 gifsicle
--->  Verifying checksum for gifsicle
--->  Extracting gifsicle
--->  Configuring gifsicle
--->  Building gifsicle with target all

--->  Staging gifsicle into destroot

--->  Installing gifsicle

- 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 gifsicle with these commands:

%  man gifsicle
%  apropos gifsicle
%  which gifsicle
%  locate gifsicle

 Where to find more information: