Well, new to me anyway - Zibbet is the name, and has a nice feel to it.
Easy to list items and it's free - for a basic account, and currently $USD8.00 for a premium account, but there are no fees to list items and none when you sell either, other than the Paypal fees.
Worthwhile checking out, can't hurt to look, right!
I have listed 2 cute Bear cards tonight and found the listing process easy and quick.
Here's the link to my shop
And the link for Zibbet itself is