As a well-known user of — and contributor to — open source projects, Yahoo! is an American web services provider headquartered in Sunnyvale, CA, owned by Verizon Media. The company placed 8th among “10 Most Visited Websites”according to Alexa Internet rankings in January 2019.

Jerry Yang and David Filo — two electrical engineering graduate students at Stanford University— co-founded the original company in January 1994, incorporating it in March 1995. Their first invention and company’s original purpose, a human-edited Yahoo! Directory,allowed users to surf the Internet. The domain was created in January 1995 and other web-related products followed, including Yahoo! News, Yahoo! Mail, Yahoo! Finance, Yahoo Sports, Yahoo! Search and Tumbler among others.