D20 Modern Campaign Settings
From D&D Wiki
 Campaign Settings
 Rated: 5/5
This is very comprehensive in most aspects.
 Rated: 4/5
This is complete in many aspects, but information is sparse in a few categories.
 Rated: 3/5
This has some, but often sparse, information in most categories.
 Rated: 2/5
This has some sparse information, but large amounts of material are missing.
 Rated: 1/5
This is a very minimal page, and is most likely a Stub.