bead_whore is a beading community for those obsessed with making beaded creations. A great place to sell, to get suggestions, or to show off your stuff. Everyone is welcome.
craftiq is a great community dedicated to all types of crafts. A great community for diy projects, for getting help with crafts, brain storming with others, and to also show off your crafts as well. This is not a buying/selling community.
geekpost is a community for all you geeks out there. From roleplaying, to movies, to starwars, and video games, and reading. Check it out.