Age of Dot Com 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. http://www.ageof.com/

All Search Engines Lists all major search engines and hundreds of other related services by category. http://www.allsearchengines.com/

Aleph Search A directory of directories. Links to selected information rich web resources, both unspecialised and specialised, with a strong emphasis on United Kingdom based sites. http://www.alephsearch.co.uk/

Beaucoup A directory listing thousands of search services includes engines, directories, and indices, with descriptions and metasearch tool powered by Findtarget. http://www.beaucoup.com/

Big Search Engine Index Directory listing hundreds of search engines, categorized, described and rated. http://www.search-engine-index.co.uk/

Search Tools for Web Sites and Intranets 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. http://www.searchtools.com/

Search Engine Watch Danny Sullivan's comprehensive coverage of the search engine world. Includes submission tips, better use of search engines, links to featured search services, reviews, articles, ratings, daily and monthly newsletters. http://searchenginewatch.com/

Geniusfind Categorizes thousands of the most useful topic-specific directories and databases, with descriptions. http://www.geniusfind.com/

Direct Search Gary Price's compilation of links to the search interfaces of resources that contain data not easily or entirely searchable/accessible from general search tools. http://www.freepint.com/gary/direct.htm

Searchenginez Search forms for the most effective engines in dozens of categories from Robert Skelton. Includes reviews, ratings, webmaster tools, and tutorials. http://searchenginez.com/

FinderSeeker Find the search engine you want by selecting a thematical category and/or country, or search by keyword. http://www.finderseeker.com/

About Web Search Jennifer Laycock's guide to search and search engine optimization, with a directory of search tools, news, articles, reviews, and glossary. http://websearch.about.com/

Search Ability A guide to directories of specialized search engines. Each directory is reviewed and classified in some detail. http://www.searchability.com/

Fetchfido A graphical interface of links to search engines. Multi-layered, with universal, United Kingdom, United States, European and worldwide sections. http://homepage.ntlworld.com/fetchfido2/interface/search_engines_universal.htm

ISEDB A directory of search engines and directories worldwide, organized by geographical area and subject, includes articles on site submission, marketing, and optimization. http://www.isedb.com/

Pandia Powersearch List of search engines and directories for finding sites, files, people, shops, news, music, and reference. Also includes a metasearch engine, directory from the ODP, search tutorial, and a free newsletter. http://www.pandia.com/powersearch/

Search Engines Worldwide Search engines sorted by geographical location. http://home.inter.net/takakuwa/search/

Search Engine Relationship Chart Bruce Clay's pictoral view of how search engines provide data to partner engines and directories. Requires Acrobat Reader. http://www.bruceclay.com/searchenginechart.pdf

Search Engine Guide A directory of thousands of general and specialty search engines, together with news and newsletter archives on searching and search engine marketing. http://www.searchengineguide.com/

Complete Planet Directory of databases and specialty search engines from Bright Planet. http://www.completeplanet.com/