The School of Physics and Astronomy has site licenses for some useful software packages, and other licenses are available campus-wide at no cost. Some of the highlights are:
Mathematica and Matlab are available to undergraduate and graduate students in the College of Science and Engineering. More details at:
IT Labs also has a subscription to MSDNAA (Microsoft Developers Network Academic Alliance). For details on all resources available through CSELabs, visit their web site:
Many software packages can be downloaded from the downloads area of the web site. You have to be logged in to the site as an internal user of the department to access this area. Most packages are available as ISO images, ready to be burned to CD.