SQUID Real Monitor is a Webmin module that gives real-time information on Internet access througha Squid proxy. It provides IP addresses and DNS lookups, and the URLs being accessed.
httpsum is a highly configurable log file analyzer that lets you filter and summarize Web hits. Its powerful filtering mechanism will let you generate custom analysis summaries after transformations and filters have been applied.
A modern software IP load balancer.
A standalone PHP library that extracts data from PDF files.