Acquisitions made by Yahoo

On March 8, 1997, Yahoo acquired online communications company Four11. Webmail service owned by Four11, Rocketmail, changed its name to Yahoo! Mail. Yahoo also acquired ClassicGames.com and turn it into Yahoo! Games on March 13, 1998. On March 8, 1998, Yahoo launched Yahoo Pager, an instant messaging service, which later changed its name to the Messenger a year later. On January 28, 1999, Yahoo acquired web hosting provider GeoCities. Another company was acquired by Yahoo eGroups, which became Yahoo! Groups. These acquisitions occurred on June 28, 2000.

Then, to improve its search service, Yahoo other search engines acquired in 2002′s. In December 2002, Yahoo acquired Inktomi Corporation. In February 2005, Yahoo acquired Konfabulator and renamed it Yahoo! Widgets, a desktop application. In July 2003, Yahoo acquired Overture Services. Inc. and its subsidiaries AltaVista and AlltheWeb. On July 9, 2004, Yahoo acquired the service provider electronic mail (email) Oddpost to add Ajax capabilities to existing Yahoo! Mail.

Yahoo also made acquisitions to increase its services on Web 2.0 services. Yahoo! LAUNCHcast be Yahoo! Music on February 9, 2005. On March 20, 2005, Yahoo purchased photo sharing service, Flickr. On March 29, 2005, the company launched its blogging and social networking services Yahoo! 360 °. In June 2005, Yahoo acquired blo.gs, a service based on the aggregation of RSS feeds. Yahoo! later bought online social event calendar Upcoming.org on October 4, 2005. Yahoo also acquired del.icio.us on October 9, 2005 and then an online music store Webjay on January 9, 2006 which eventually became Yahoo! Music.

On January 17, 2006, Yahoo acquires SearchFox, a web search engine, to improve Yahoo! Search. On September 27, 2006, Yahoo acquired Jumpcut.com and turn it into Yahoo! Video. Then, on 17 November 2006, Kenet Works was acquired by Yahoo to make Yahoo! Mobile. On 29 April820 2007 Yahoo acquired Right Media an online advertising service provider, which was later renamed Yahoo! Search Marketing. On September 14, 2007, was acquired BuzzTracker to create Yahoo! News. Not satisfied with its services, Yahoo acquired Maven Networks and Xoopit, respectively to improve services Yahoo! Video and Yahoo Mail. Somersault, a social networking native to Indonesia did not escape the attention of Yahoo. On 25 May 2010, Koprol acquired by Yahoo.