Wikipedia is a free, multilingual, open content encyclopedia project operated by the United States-based non-profit Wikimedia Foundation. Its name is a portmanteau of the words wiki (a technology for creating collaborative websites) and encyclopedia. Launched in 2001 by Jimmy Wales and Larry Sanger, it attempts to collect and summarize all human knowledge in every major language.

As of April 2008, Wikipedia had over 10 million articles in 253 languages, comprising a combined total of over 1.74 billion words.

Financials

Date Type Amount Investors Valuation
08/01/09 Other 2M Omidyar Network Unknown

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