Like PBBGs? Check out PBBG Warp!
PBBG Warp has loads of detailed game listings that include webpage thumbshots, third-party traffic statistics, discussion threads, and a lot more.
The search function lets you specify multiple conditions on a huge selection of game attributes. There are lots of sorting options, and you can customize the way results are displayed.
The browser lets you point and click your way through the directory using a familiar tree hierarchy. There are a huge number of browsing categories, and you have various sorting and display options.