Privoxy is a web proxy with advanced filtering capabilities for protecting privacy, filtering web page content, managing cookies, controlling access, and removing ads, banners, pop-ups and other obnoxious junk. It is based on the Internet Junkbuster.
SquidGuard is a URL redirector used to use blacklists with the proxysoftware Squid. There are two big advantages to squidguard: it is fast and it is free.
* Included configurable logging.
* Progress bar when compiling blacklists.
* Full sed compliance for rewrite
... [More] statements.
* Blocking of urls with hostnames.
Some more details about features and bug fixes can be found on the 1.3 feature page. [Less]
The WebCushion Safe Surfing Appliance (SSA) is a comprehensive content filtering, monitoring, and alerting solution that helps minimize inappropriate web content exposure for younger web surfers. WebCushion is not an application, rather, it is distributed as a software appliance.
... [More] younger computer users from inappropriate and offensive HTTP content is the primary design goal of WebCushion, but it also monitors and protects against malicious software introduced by websites for almost any user base. The WebCushion solution is particularly suited for childcare and school organizations, but can also protect business users with the appropriate licensing. [Less]