All-Purpose Search Engines: Need a general, all-purpose search engine? These are the search engines that you can use for almost any search you can come up with, from how to cook pancakes to the mating habits of African wildebeests.
Blog Search Engines: Blog search engines have become more and more sophisticated, and nowadays you can do a blog search on a variety of topics and hit paydirt. Here is a list of some of the best blog search engines out there - take 'em for a blog search test drive and see what you think.
Book Search Engines: Whether you're looking for a rare book, a used book, an audio book, or a comic book, chances are you can find it on the Web using one of these excellent book search engines.
Business Search Engines: The Web has a ton of resources for anyone doing a quick business search, looking for business search engines, business research information, and more.
Forum Search Engines: Message boards and forums are the place to go if you love to discuss the latest news and world events, chew on the merits of Firefox vs. Internet Explorer, or anything else that might catch your fancy.
Game Search Engines: If you're trying to find a game to play on the Web, you can find some pretty good ones with game search engines - search engines specifically focused on finding online games.
Human-Powered Search Engines: Human-powered search engines, better known as Web directories, are popular simply because of the higher quality of links submitted and the caliber of the sites hand-picked to be included in the index. Here are some of the most popular human-powered search engines on the Web.
Image Search Engines: These image search engines, directories, and collections will help you to find whatever kind of image you're looking for on the Web; whether it's a piece of clipart, a photograph, a piece of art, or almost anything else you might be searching for.
Invisible Web Search Engines: The term "invisible web" mainly refers to the vast repository of information that search engines and directories don't have direct access to, like databases. Unlike pages on the visible Web (that is, the Web that you can access from search engines and directories), information in databases is generally inaccessible to the software spiders and crawlers that create search engine indexes. Fortunately for us, there are search engines that can find these hidden gems.
Need even more search engines? Head on over to the search engine list, a list or search tools and resources you can use to find anything you can think of online.