All teen/adult fashion paper dolls (including Star Trek and fairy tale) can be found here.
All of the guys can be found here. These are the same style and proportion as the fashion model dolls.
Toddler Paper Dolls
All of the toddler paper dolls (boy and girl) can be found here.
Tween Paper Dolls
All tween paper dolls can be found here.
All of the Kawaii Kids paper dolls can be found here, including the Christmas and holiday sets.
These are all of the long-running series. There are plenty of others to explore, too, including special holiday sets, fan art, and short run series! Feel free to download any and all of these for personal use.