All Sites

» Alternative.to

A search engine for alternatives, meaning it can search for existing opposites on any given subject.

http://alternative.to/

» AlternativeTo

Alternatives to software applications are organized into categories and can also be searched according to platforms and tags.

http://alternativeto.net/

» Clusterpat.com

Search engine for US and European patents. Results from several sources are merged in a single list or in clusters. Order by relevance or date.

http://www.clusterpat.com/

» ColorOf

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

http://www.colorof.com/

» Creative Commons Search

Powered by Nutch, it searches for content which can be re-used (for some uses) without having to pay or ask permission.

http://search.creativecommons.org/

» Crwlr.net

Finds active web servers and receives whatever information those servers disclose. Some of the features require free registration.

http://crwlr.net/

» Dooblet

Find the alternatives to a broad range of subjects.

http://dooblet.com/

» Dukten

A product information database searchable by the UPC or EAN that appears in the barcode of a product. Pictures, details, specifications.

http://www.dukten.com/

» EDocFind

Searches for documents in .pdf, .doc. .ppt. .xls .rtf format. Uses results from Google, Yahoo! and Bing.

http://www.edocfind.com/

» Ecofreek

Searches the web for free and 'for swap/trade' items people no longer need.

http://www.ecofreek.com/

» Eyje

The latest comments on any topic such as people, events, ideas, categorized by various criteria. Registered users can add topics and comments.

http://www.eyje.com/

» FindHow

A "how-to" search engine for finding answers to common questions.

http://www.findhow.com/

» Finday

Results form Google are enhanced with thumbnails, opinions and ratings from users and a large number of sites organized into a directory called channels.

http://finday.com/

» GetMeSubs

Search for subtitles based on the file name or the release name.

http://www.getmesubs.com/

» Google minus Google

Search with Google without getting results from Google sites such as Knol, Blogger and YouTube.

http://www.startupbin.com/google-google/

» GrantVine

Searchable grants database and assistance programs for individuals.

http://www.grantvine.net/

» Green Maven

Green Search Engine which provides environmentally aware results, includes news and products.

http://www.greenmaven.com/

» Harpish

Designed to find files of a wide range of formats.

http://www.harpish.com/

» IFAC net

Global accountancy search engine, provides industry articles, guidelines and management tools.

http://www.ifacnet.com/

» Jamespot

RSS feeds search engine indexing blogs posts, news sites stories, audio and video podcast in 33 languages.

http://www.jamespot.com/

» Jumobi

Searches for mobile-friendly websites by keyword or category.

http://jumobi.com/

» Kurrently

A real-time search engine for Facebook and Twitter.

http://www.kurrently.com/

» Kvitters

Searches various social media sites for the most popular keywords. Also shows current trends

http://www.kvitters.com/

» Lullar

Searches for profiles on social networking sites by e-mail, first, last name and username.

http://com.lullar.com/

» NiSearch

Finds documents in .pdf, .doc, .ppt, .xls, .rtf and html format. Requires registration.

http://nisearch.com/

» Online Webpage Image Downloader and ImageInfo Grabber

Grabs and lists image content and information from websites with filtering options. It also offers downloading of grabbed images and social network sharing of grabbed images.

http://www.owidig.com/

» Oolone

Provides images of result sites instead of text snippets.

http://www.oolone.com/

» Panjoy

Searches for recipes by ingredients, title, celebrity chefs.

http://www.panjoy.com/

» PeekYou

Searches for names and usernames across a variety of social networking sites and even among Wikipedia editors, registers users of SourceForge, Launchpad and My Opera. Searching can be refined by location and age.

http://www.peekyou.com/

» QueryCAT

Searches the web for FAQs, automatically extracting questions and ranking the answers to facilitate finding the relevant piece of information.

http://www.querycat.com/

» RSSsearchhub

Search for RSS, Rdf and Atom feeds or search the feeds.

http://www.rsssearchhub.com/

» Review.gs

Customer reviews organized into categories, searchable, too.

http://www.review.gs/

» Roozzy

A search engine to find mobile friendly websites.

http://roozzy.com/

» Roysearch

Provides access to the Roysearch Knowledge Base of over 10 million concepts and 25 million semantic relations. Demonstrates how the knowledge base can be used for search refinement.

http://www.roysearch.com/

» SHODAN

Search for computers based on software, geography, operating system, IP address and more. For example, it can find servers running Apache 2.2.3 on Windows 2000 in Switzerland.

http://www.shodanhq.com/

» SearchIRC

Search Internet Relay Chat rooms and networks.

http://searchirc.com/

» Search[code]

A code specific search engine. API documentation, code snippets and open-source repositories are indexed and searchable.

http://searchco.de/

» SeeSources.com

A service to check papers for passages plagiarized from the web.

http://seesources.com/

» Similar Site Search

Helps to find similar, related, or alternative websites. Based on user generated tags.

http://similar-site.com/

» SimilarSites

Finds alternatives to popular websites.

http://www.similarsites.com/

» Simply Hired

Provides a sizeable database of jobs, collates material from several businesses.

http://simplyhired.com/

» SkillPages

SkillPages is creating new opportunities for everyone everywhere.

http://www.skillpages.com/

» SlideFinder

Search engine for finding PowerPoint presentations and slides. The results include previews. The interface is available in several languages.

http://www.slidefinder.net/

» Social Search

Search for someone's status and shares on Facebook, Twitter & Google Buzz.

http://status.idolbin.com/

» Social Searcher

Facebook search without logging in. Finds images, pages, posts by keywords.

http://www.social-searcher.com/

» Stinky Teddy

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.

http://www.stinkyteddy.com/

» Stylig

Collaborative fashion content search engine, indexes selected fashion blogs and online magazines.

http://stylig.com/

» Sysoon

Dead people search engine. Search by name, year or social security number (reverse lookup).

http://www.sysoon.com/

» Taggl

Searches various applications, including del.icio.us, flickr, Scribd, YouTube, for tags.

http://taggl.net/

» The Internet Spec List

Search engine for Request For Comments (RFC). Also organized according to topic.

http://graphcomp.com/info/specs/

» Topily

Results are what users have shared the most on Facebook, Twitter or Google+.

http://www.topily.com/

» Topsy

Searches content published on Twitter and the web, sorted by relevance or date.

http://topsy.com/

» Trends Buzz

Searches for words on social media sites and shows the most searched for words.

http://trendsbuzz.com/

» Vertical Search

Vertical search engine with many categories and a directory of the searched sites.

http://www.verticalsearch.com/

» VideoStep

Indexes video files that can be embedded and makes them available to publishers and website owners.

http://www.videostep.com/

» Wolfram|Alpha

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

http://www.wolframalpha.com/

» Yummly

Search for recipes by ingredient, diet, allergy, nutrition, taste, calories, fat, price, cuisine, time, course and source.

http://www.yummly.com/

» Zanran

A search engine for finding data and statistics. The search results will be graphs, charts and tables.

http://www.zanran.com/

» ZoomInfo

A business information search engine, providing company search, people search and job search. It constructs profiles on people and companies, drawn from the Web, or created by individuals and companies for themselves.

http://www.zoominfo.com/

» sengine.info

Searches sites by domain name, title, keywords and IP address.

http://www.sengine.info/