If you are at all interested in making your own stuff , the 3 workhorses on my computer are the following.

A good 2D program (I use PaintShop Pro XII), if you don't have one already. There are alot of reasonably priced ones.

QuickMAT by hogwarden

http://www.renderosity.com/mod/bcs/index.php?ViewProduct=32964&vendor=43898

and INJection Pose Builder from DAZ

http://www.daz3d.com/i/3d-models/3rd-party-products/injection-pose-builder?item=1225&cat=362&_m=d

INJection Pose Builder is only $1.99 if you are a Platinum Club member and QuickMAT is only $14.99.