Yahoo

Rockmelt was a social web browser developed on Chromium technology, offering seamless integration with Facebook and Twitter through its unique "Edges" feature, displaying real-time updates from friends and followed feeds. It introduced an innovative search function that displayed complete results as dropdowns over webpages, facilitating easy navigation between different results. The browser also featured its own URL shortener, me.lt, and was supported on Windows and OS X platforms. Backed by notable Silicon Valley figure Marc Andreessen, Rockmelt's principal engineer was Robert John Churchill, previously the principal engineer for Netscape Navigator.

AltaVista was among the pioneering Internet search engines, launched in the mid-1990s. In February 2003, it was acquired by Overture Services, which was subsequently taken over by Yahoo in October of the same year. Following this acquisition, AltaVista began utilizing Yahoo's search technology in August 2004. Over time, the AltaVista platform diminished in prominence, and ultimately, the site ceased to operate independently. The URL www.altavista.com now redirects users to the Yahoo website, marking the end of AltaVista's presence in the search engine market.

Milewise is a travel planning company that provides a search engine service for frequent travelers which shows various ways to pay for flights using cash, airline miles, and hotel and credit card points. The search engine also tracks reward program balances and combines them with user’s travel and redemption preferences to recommend the best way to pay. Milewise was incorporated in 2010 and is based in New York, United States. As of May 9, 2013, it was acquired by [Yahoo! Inc](http://www.crunchbase.com/organization/yahoo).

Xoopit is a developer of innovative email organizational tools designed to enhance user experience in managing and retrieving content from archived emails. By employing a unique indexing architecture akin to a web search engine, Xoopit enables users to efficiently search for meaningful information within their emails. The platform offers features such as comprehensive email content search, the ability to incorporate web links and maps into emails, and a detailed overview of all senders in a conversation, including profile pictures, recent interactions, and shared media. With its focus on personal indexing and search capabilities, Xoopit aims to streamline the way users browse and share files, photos, and videos within everyday applications like webmail.

Inquisitor is a provider of search assist technology designed specifically for the Safari web browser. The company offers a tool that enhances the search experience by autocompleting search terms as users begin to type. This functionality allows for a more efficient and customized web search, streamlining the process of finding information online. Inquisitor aims to improve user interaction with the browser by facilitating quicker access to relevant search results.

SearchFox is a company that was acquired by Yahoo in 2006.

Whereonearth Limited, founded in 1995 and headquartered in London, UK, specializes in location-based internet search technology. The company offers a database of geographical locations that allows users to find local goods and services without needing to input zip or post codes. Whereonearth provides data for local online search and advertising, as well as enterprise applications such as risk assessment in the insurance industry and wireless location-based services. Additionally, the company supplies tools to aid decision-making across various industries, including travel, recruitment, and insurance.

The All-Seeing Eye is a company that was acquired by Yahoo in 2004.

FareChase, Inc. provides Web automation technologies for the travel industry. The company offers a travel search engine to scour the Web for flights and hotels for shoppers. Its technology enables automated online inventory aggregation for handling flights, hotels, and car rentals. The company was founded in 1999 and is based in New York, New York. As of July 2, 2004, FareChase, Inc. operates as a subsidiary of Yahoo! Inc.

3721 Internet Assistant is a software company that develops Chinese keyword online search technology. The company was acquired by Yahoo Inc. It was founded in 1998 and is based in Beijing, China.

Yahoo Search Marketing provides a keyword-based "Pay per click" or "Sponsored search" Internet advertising service. Yahoo began to offer this service after it acquired GoTo that became Overture Services. GoTo was an Idealab spin off and was the first company to provide successfully a pay-for-placement search service following previous attempts that users did not receive well..

AlltheWeb combines one of the largest and freshest indices with the most powerful search features that allow anyone to find anything faster than with any other search engine.

Inktomi Corporation was a software company based in Foster City, California, founded in 1996 by Eric Brewer and Paul Gauthier. The company developed systems using parallel-processing technology to deliver high-speed performance, initially gaining traction with its university-developed search engine. It offered applications for Internet service providers and commercial search engines like Wired magazine's online service. Post the dot-com bubble burst, Inktomi was acquired by Yahoo in 2003.

Cadê was the first Brazilian branch of the Yahoo! search engine.

Info USA offers a full range of affordable sales and marketing solutions to help businesses acquire, manage, and retain customers. These solutions include mailing lists, sales leads, search engine marketing, email marketing, direct mail marketing, data enhancement, and online marketing. Info USA is based in Papillion, Nebraska.

Yahoo is a media technology company that connects individuals with their interests across various sectors such as finance, sports, shopping, gaming, and news. It operates as a web portal, offering services that include Yahoo Search, Yahoo Mail, and Yahoo News. Additionally, Yahoo provides a comprehensive platform for businesses that encompasses advertising, search, and media, facilitating connections with consumers. The company also manages Yahoo Sports Radio, which distributes sports programming. With a focus on innovation, Yahoo continues to develop tools and technologies to enhance user engagement in the digital landscape.