| By Popularity | Alphabetical
Sites 1 - 6 of 6
Listing of dynamic searchable databases with documents that cannot be crawled or indexed by surface web search engines.
- Invisible Web Directory, The
Companion to the book by Chris Sherman and Gary Price provides information about searchable databases and specialized search engines.
- Wikipedia: Deep Web
Overview and links about the hidden, or invisible, web.
- Yahoo! Search Subscriptions
Service to search information on password-protected subscription sites such as LexisNexis, the Wall Street Journal, and Consumer Reports.
Overview of the deep Web problem, and solutions for accessing it.
- MetaQuerier Project at UIUC
Research projects to help users in finding and querying online databases effectively and uniformly.