CMarket was the best there was when I looked a couple years ago, and it looks like it's gotten financially worse. Before, they stated the up-front and percentage fees, and all I remember is that we could theoretically turn a profit doing it cheaper.

Now, that's hidden in the application process, except for this ill-advised boast:

Ben,

Here is the recipe for the successful fundraising auction for the nonprofit community-building Amazing Things Arts Center.

This is a Drupal 4.7 site. Note that Agaric doesn't currently recommend using category module for new sites.

+ is what I actually enabled for 2007

Auction site recipe:

cart
+ category
category_bulkedit
category_display
category_export
category_menu