CmdrTaco from the stuff-to-hack-on dept.
real bio pointed us to Juggernautsearch which actually looks interesting. Its GPLd. It can index 800 million pages every 3 months and deliver 10 million pages a day on a Pentium II. So I guess if you want to run your own Altavista, you can.
"Probably the best operating system in the world is the [operating system]
made for the PDP-11 by Bell Laboratories." - Ted Nelson, October 1977