Produces highly detailed, easily configurable, incremental HTML usage reports in many languages, from multiple log formats, with builds for Linux, Solaris, Mac, OS/2, Cobalt, OpenVMS, Netware, and BeOS. [Open Source, GPL]
A fork of Webalizer with some new features such as IIS log format support, CSS2-based reports, run-time configurable languages, native DNS support, and downloads for Windows. [Open source, GPL]