ProxyInspector for WinProxy

From ADVSoft:

ProxyInspector for WinProxy is a cost-effective solution for analysis of your corporate Internet connection usage. It works with popular WinProxy proxy server to retrieve from its log-files comprehensive information about you employees' behavior on the Internet. It will provide you with visual easy-to-understand reports on users activity, visited sites etc. Key features of the program include: support for WinProxy versions 3.x and 4.x; ability to store the data retrieved from log-files in own database, which enables administrator to create reports for long periods of time; optional interface with Interbase server database to provide outstanding reliability; log and audit files management (automatically archives or deletes outdated files); works on any computer in your LAN; embedded HTML viewer; ability to create individual reports on each workstation, client IP address, host etc; traffic analysis; ability to create reports for any custom period of time and reuse the once created reports; various interface languages (currently English and Russian). The registered version of the software can also export reports to HTML, print reports from embedded browser and send them via email (SMTP).