A fully working PHP IIS Log Parser. Just upload your iis log file and it will get parsed, with charts and filterable table. Just exactly what you need to understand your IIS log. Code of the praser is ...

This package makes it easy to parse IIS log files using PHP. Supports the standard W3C log file format with default fields as well as the optional Host field.

HI I suggest Apache Logs Viewer. Although the name says apache it can even open IIS logs or W3C logs as how they are known. This free program also can do analysis and filter of logs based on some ...