Most Comprehensive Web 2.0 List ever:
Most Comprehensive Web 2.0 List – LISTS 2.0
43Things – Publish, share, find your goals. http://www.43things.com/
Giftbox – List & manage gifts. http://www.giftboxhome.com/
Greedyme – List & share your wishes. http://www.greedyme.com/
Metawishlist – List & share your wishes. http://www.metawishlist.com/
Myprogs – List & find software. http://myprogs.net/