Adblock Detector is a javascript, that can help site owners to detect ad blockers like Adblock plus.

Safari AdBlock Home News Help! Donate Download version 0.3.2 Mac OS X 10.5+ Safari AdBlock blocks ads in Safari. It is free of charge and under the GPL license. ...

userstyles.org is a collection of styles that puts you in control of the appearance of websites and of Mozilla applications.

The Malware Patrol / Malware Block List is a free, automated and user contributed system for checking URLs for the presence of Malware.

The Adblock EasyList subscriptions are adblocking filters designed specificly to work in the Adblock Plus extension for Mozilla browsers

Business adblocking solution for IE 6 and 7 in Windows domains. Standalone IE plugin available for home use.