Privoxy

Privoxy is a non-caching web proxy with advanced filtering capabilities for enhancing Privacy, modifying web PaGE data, managing HTTP cookies, controlling access, and removing ads, banners, pop-ups and other obnoxious Internet junk. Privoxy has a flexible configuration and can be customized to suit individual needs and tastes. Privoxy has application for both stand-alone systems and multi-user networks. Privoxy is based on Internet Junkbuster (tm). Features *Supports "Connection: keep-alive". Outgoing connections can be kept alive independently from the client.*Supports IPv6, provided the operating system does so too, and the configure script detects it.*Supports tagging which allows to change the behaviour based on client and server headers.*Can be run as an "intercepting" proxy, which obviates the need to configure browsers individually.*Sophisticated actions and filters for manipulating both server and client headers.* an be chained with other proxies.*Integrated browser-based configuration and control utility at http://config.privoxy.org/ (shortcut: http://p.p/). Browser-based tracing of rule and filter effects. Remote toggling.*Web page filtering (text replacements, removes banners based on size, invisible "web-bugs" and HTML annoyances, etc.)* Modularized configuration that allows for standard settings and user settings to reside in separate files, so that installing updated actions files won`t overwrite individual user settings.*Support for Perl Compatible Regular Expressions in the configuration files, and a more sophisticated and flexible configuration syntax.*GIF de-animation.*Bypass many click-tracking scripts (avoids script redirection).* User-customizable HTML templates for most proxy-generated pages (e.g. "blocked" page).* Auto-detection and re-reading of config file changes*Most features are controllable on a per-site or per-location basis.*Many smaller new features added, limitations and bugs removed