Collate:Inventory, Collate:Network

Jake Paulus

Thomas Fuchs and others
Authored the Scriptaculous Javascript library based on Prototype (an open source Javascript framework.)

Jonas David John
Authored "Blue:Sky" (the Public Domain web design that Collate:Inventory and Collate:Network are built on.)

David Vignoni
Maker of the Nuvolo collection of open source icons.
The best site I know of for free (as in beer and as in speech) web designs!

Formerly on (domain expired), this person authored "Simplex4" (the free web design based on "Blue:Sky" that this site is based on.)