Download software and documentation
Support for all versions of Squid
Squid 3.4 has a different protocol to communicate with URL rewriters and Squid 3.4.1 is only compatible with ufdbGuard 1.31-9 or later. Squid 3.5 has a new ssl-bump mechanism to peek+bump and is only compatible with ufdbGuard 1.32.1 or later. ufdbGuard 1.33 has been tested and works without issues with Squid 4.x. See the Reference Manual for more details.Free Software
The URL filter software is free Open Source Software and may be used freely.- RPM packages (v1.33.6) for Redhat and CentOS 6 and 7 - released on May 28, 2018
- RPM packages (v1.32.4) for Redhat and CentOS 6 and 7 - released on December 15, 2016
- the latest version (v1.33.6) of ufdbGuard sources (gzipped tar file) - released on May 28, 2018
- SourceForge has an archive of earlier versions
Documentation
- Reference Manual (v1.33) (PDF file) - updated on September 21, 2017
- Terms of Contract, version 1.7 (PDF file) - released on June 21, 2016
URL Database
Request a trial license to receive a password to download the URL database.The Reference Manual contains all necessary steps to install the software and to download the URL database. ufdbGuard is Open Source Software. The software suite and reference manual can also be downloaded at