http://www.fsf.org/

http://en.wikipedia.org/wiki/Free_software

http://directory.fsf.org/

http://www.thefreesite.com/Free_Software/

http://download.cnet.com/

http://www.completelyfreesoftware.com/

http://en.wikipedia.org/wiki/Free_software_licence#The_Permissive_versus_Copyleft_controversy

http://www.freewarefiles.com/

http://www.answers.com/topic/free-software

http://www.freewarehome.com/