Links to search resources including start pages, integrated search forms, portals, engines, guides, and directories. Offers both a simple links page and a directory with descriptions and ratings.

Categorizes thousands of the most useful topic-specific directories and databases, with descriptions.

Since 1994, the Internet Scout Research Group (Scout) has focused on developing better tools and services for finding, filtering, and presenting online information and metadata. From the University of Wisconsin-Madison.

A list of search engines ranked by unique visitor count and categorized by type.

Directory of hundreds of search engines, organised by country and topic.

Information on early technologies, directories, vertical search and search engine marketing. Provides a number of links for further reading.

A user's guide to Web searching with features, comparative analysis, strategies, discussion, news and reviews.

A guide to search engine marketing and search engine optimization. Forums, reviews, articles, ratings, and frequent newsletters. Paying members receive access to extra content.

Search Engines from every country in the world collected and maintained by two Danish journalists.

Provides information, news and advice about web site searching technology. Includes a guide, search tools list, glossary, and opportunity to compare searches of its own site by different tools. Offers a free monthly email newsletter.

Search forms for the most effective engines in dozens of categories from Robert Skelton. Includes reviews, ratings, webmaster tools, and tutorials.

A directory of search engines: general, metasearch, pay-per-click, children's, subject, country and people search. All are described and can be rated.