Rollyo is a Yahoo!

Yahoo!

Yahoo! Inc. is an American multinational internet corporation headquartered in Sunnyvale, California, United States. The company is perhaps best known for its web portal, search engine , Yahoo! Directory, Yahoo! Mail, Yahoo! News, Yahoo! Groups, Yahoo! Answers, advertising, online mapping ,...

-powered search engine

Search engine

A search engine is an information retrieval system designed to help find information stored on a computer system. The search results are usually presented in a list and are commonly called hits. Search engines help to minimize the time required to find information and the amount of information...

 which allows users to register accounts and create search engines that only retrieve results from the website

Website

A website, also written as Web site, web site, or simply site, is a collection of related web pages containing images, videos or other digital assets. A website is hosted on at least one web server, accessible via a network such as the Internet or a private local area network through an Internet...

s and blog

Blog

A blog is a type of website or part of a website supposed to be updated with new content from time to time. Blogs are usually maintained by an individual with regular entries of commentary, descriptions of events, or other material such as graphics or video. Entries are commonly displayed in...

s they want to include in their search results.

Users can also share their "rolled" engines with other contributors, also HTML

HTML

HyperText Markup Language is the predominant markup language for web pages. HTML elements are the basic building-blocks of webpages....

 is available to post a mini search box to a user's website.

Rollyo was founded by Dave Pell, built by Angus Durocher, and designed by Dan Cederholm

Dan Cederholm

Dan Cederholm is a web designer, author, and speaker living in Salem, Massachusetts. He's the founder of SimpleBits, a web design studio , where he writes articles and commentary about the web, technology, and life. Cederholm is the author of two books on standards-based web design and CSS: and...

. A private Beta was launched in August 2005 and the final product was released in September of the same year.

It is also possible to add "searchrolls" to the Mozilla Firefox

Mozilla Firefox

Mozilla Firefox is a free and open source web browser descended from the Mozilla Application Suite and managed by Mozilla Corporation. , Firefox is the second most widely used browser, with approximately 25% of worldwide usage share of web browsers...

search bar and to make it Firefox's default search engine.