Searching

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

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

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 directory of sites selected for good content, design, navigation, and absence of pop-up ads.

Human edited directory, featuring web sites organized in relevant categories.

Offering mostly hand-picked listings of websites sorted into topical categories.

Learn how to conduct your own people search and background checks.

Options include choice between top and all engines, sorting by relevance, source, or title.

Combined results from Google, Yahoo, Bing, and OneRiot, enhanced with user feedback.

InfoSpace metasearch engine offering search of the general web, or images, audio, video and news. Also offers search of Yellow Pages and White Pages.

Results from the major search engines and pay-per-click directories. The research tab provides results from online encyclopedias.

Customizable start page with the major search engines and one's favourite links.

Allows easy, keyboard access to major search engines and their search suggestions.

Real-time search personalization. Disambiguates the user's intent after the first query and brings forward the relevant results.

One form to search various services.

A cross between a search engine and an encyclopedia. The results return complete, informative sentences about the search topic. Related topics are suggested.

Annotated searchable index of safe for kids web sites, moderated by librarians. Search by subject, reading level, and degree of picture content.

Features a searchable, subject-categorized directory of authoritative websites; links to online texts, newspapers, and magazines.

Provides website links and authored book publication links on topics suitable for children from kindergarten to 5 and up.

Online guides and suggested Web resources.

Built to return accurate, unbiased search results, clearly focusses on the search strings in the URLs.

Offers search for web sites, images, news, blogs, video, maps and directions, local search and shopping.

APIs, tools, services, documentation.

Greg R. Notess reviews search and display features of LookSmart.

Provides patented software that uses both advanced mathematics and machine learning to provide conceptual search. Company profile, technologies, markets and partners.

Offers solutions to manage, search, share and distribute data on information systems.

Tool from ASAP Consulting s.r.o. for detailed user agent string analysis using an online form. Includes databases of browsers and robots.

An alphabetical list of user agents and the deployer behind them, compiled by Christoph Rüegg.

Computational knowledge engine that draws on multiple sources to answer user queries directly.

Combines results from several sources to present the latest user-generated content. Its "buzz-o-meter" measures the current level of activity concerning the topic on Twitter.

A color search engine meant to find items in defined colors.

A search engine that scans the 'for sale' sections of online forums and organizes the data to make the search experience more efficient.

Helps to find similar or alternative websites.

Collected news and commentary about the web directory.

Provides a copy of the Open Directory categories on religion, with added site previews by Thumshots. Also uses Aspseek technology to provide a search engine restricted to sites listed in those categories.

Directory by state with map and list, combining data from the ODP.

Uses ODP data to demonstrate their product: DWdirectory.

Chip Bayers' article: "Google's built a no-nonsense path to profitability by treating advertising just like search. The secret? Three words, ranked by relevance: Results. Results. Results."

The blocking of Google means increased traffic for Chinese based sites.

Using Google to find fewer results, or exactly one result. How the craze began and how to do it. A list of the most recent successes.

A tool to create a fake screenshot with a "Did you mean..." alert.

Google supplies a partial list of papers written by people now at Google.

Floating toolbar for Windows allowing you to conduct searches with Google. Includes FAQs, screen shots and system requirements.

Generates Google search links for posting in forums and communities.

Google performance grader and optimizer. It automates optimization tasks to increase clicks, conversions and revenues.

Applies meta-data and visual analysis of images to build search results.

Fragrantica is an online perfume encyclopedia. One of the site's services is a perfume search by color. You can search thousands of images of perfume bottles.

Blog for and about Srpski (Serbian) speaking editors.

Matthew Broersma discusses the acquisition and compares the scalability of NewHoo’s volunteer community to Yahoo’s paid staff powered directory.