anonymous proxy stuff   (link)

http://www.stayinvisible.com/index.pl/proxy_list
list of proxies and info about them

http://www.stonehenge.com/merlyn/WebTechniques/col11.html
writing an anonymous proxy server in perl using HTTP::Daemon

http://search.cpan.org/~petdance/WWW-Mechanize-1.02/lib/WWW/Mechanize.pm
an automated web browser with some pretty cool features