Bio-Linux 8 is a powerful, free bioinformatics workstation platform that can be installed on anything from a laptop to a large server, or run as a virtual machine.
This is the BioLinux 8 Released July 2014.
If you use Bio-Linux in your work, please reference:
Field, D., Tiwari, B., Booth, T., Houten, S., Swan, D., Bertrand, N. and Thurston, M. 2006. Open Software for biologists: from famine to feast. Nature Biotechnology 24, 801 – 803.
http://environmentalomics.org/bio-linux/ for more info.