Community project to geocode ip addresses. Offers a free database download, HTTP oriented API, source code, and an ip address discussion message board.
Merges and sorts HTTP log files in 'Common Log Format' from Web servers behind round-robin DNS. mergelog has been designed to easily process huge logs from highly stressed servers, and can manage gzipped files
A Win32 program that reads log files generated by IIS Web Servers and produces a cache file of DNS Reverse Lookups to convert the numeric IP addresses found in the log files.
Turn an IIS log into an Apache log. While you can just configure IIS to log in Apache Common Log Format, this program will convert already extant logs.