This page displays inexpensive (99 cents and under) eBay items that have free shipping, no current bidders, and end in less than 4 hours. In other words, items that you can likely get for a low price.
Clicking on a column header sorts by that column.
A kludgey database version is available at http://ebay.db.94y.info/
Here's a simple query to get you started, and a slightly more sophisticated query.
NOTE: this site is minimal + buggy + just for fun.