Free Server Based Internet Filtering Software

Thanks to John
for this story.

Active Guardian is a filtering proxy server. AG was designed to
be used in schools and libraries to limit our childrens access to
questionable material. It can be configured via Web interface to
block based on Word List; Approved Site List, Denied Site List or
PICS Rating Protocols. It is written in C++ and Perl and is very

This program is being used successfuly at Washington Educational Service
District 105
You can find more information at WWW.ACTIVEGUARDIAN.COM