Recent discoveries:
Pricelessware: programs favored by members of the newsgroup alt.comp.freeware, no adware/spyware, about 180 catgories http://www.pricelessware.org/%5B/url%5D
Freeware World Team: indicates almost 9000 freeware program in over 20 categories http://www.all4you.dk/FreewareWorld/links.php%5B/url%5D
“The Best Freeware Sites”: 20 sites rated with “5 dots” http://home.wanadoo.nl/hmdejong/bestsites.html%5B/url%5D