Web Search Tools [text-only version for printing] [back to graphical version]
(See also our pages on Search Engines and Hot Topics)
Web Directories organize and classify Internet resources by broad subject areas with varying levels of sub-categories that lead to sources of information. Although there may be some overlap between directories, no two are alike, therefore it is advisable to use more than one.
General Web Directories
Academic Info
An easy to use subject directory that covers a broad range of academic
disciplines.
Librarian's
Index to the Internet
One of the best sources and updated daily with new sites
BUBL Link
A catalogue of 12,000 selected Internet resources from the U.K.
The
Invisible Web Directory
A companion Web site to the same-titled book that purports to find
"Hidden Internet Resources Search Engines Can't See"
Internet
Public Library
Staffed by volunteer librarians with years of experience.
WWW Virtual
Library
From Penn State University. Very reputable source of sites.
Open
Directory Project
Staffed by knowledgeable volunteers with subject expertise.
Specialized Web Directories
Web
Search Guide from About.com
Links to general and subject-specific search engines and Web directories
compiled by an expert on the "Invisible Web" - information
stored in databases.
Environmental
Directory
The largest exclusively environmental organization directory on the Web,
it includes sites from over 100 countries
E-Journal Directories
Other Directories of Electronic Journals
Electronic Journals : a selected resource guide