I stumbled apon this search engine one day while looking for directories to submit my website to. This directory seems really new but I gave it a try. I found my link to be listed wtihin 2 days of submission. They seem to still be building the actualstructure of it, but i think the categories are there. Check it out, its called Zingtastic. Submission is free and you dont have to link to them although they ask ya to "spread the word". Heeres the link:
