See http://pkgs.org/download/dx or http://pkgs.org/centos-6/epel-i386/dx-4.4.4-11.el6.3.i686.rpm.html
Download the latest epel-release rpm from <source lang="Bash">cd $HOME/Downloads curl http://dl.fedoraproject.org/pub/epel/6/i386/epel-release-6-8.noarch.rpm -o epel-release-6-8.noarch.rpm rpm -Uvh epel-release*rpm yum install dx</source>
== MAC ==
Buy for 25$ from http://www.vizsolutions.com.<br>
When you pay by Paypal, you get a mail with instructions to install. That mail will probably end-up in a spam filter. Remember to check there.