Links - Free Anti Spam and Spyware Programs

SpamCop
Report spam to the appropriate mail servers and companies hosting their web sites.
Cauce.org
Anti spam organisation.
Fight Spam on the Internet!
Our aim with spam.abuse.net is to provide the best collection of anti-spam links and resources to be found anywhere on the Internet.
Mozilla Thunderbird
Excellent free email application from the Mozilla organisation with bayesian antispam filtering.