http://www.almico.com/speedfan.php
Though I´m completely satisfied with the bp6fsb functionality, speedfan offers the same AND it supports a lot of other motherboards (like SoftFSB) and includes SMART monitoring for your harddisk as well.
Great alternative to BP6FSB: Speedfan
Great alternative to BP6FSB: Speedfan
BP6, RU BIOS, XP SP3, ACPI, 2x366@523(1,95V), Pentalpha HS + 1x 12cm fan @5V, 768MB, Powercolor Geforce 3, RTL8139D NIC, Terratec EWS64L, Samsung M40 80GB (2,5''), LiteOn CDRW