Wikipedia

Wikipedia is a free online encyclopedia written and maintained by a community of volunteers, known as Wikipedians, through open collaboration and the wiki software MediaWiki. Founded by Jimmy Wales... Wikipedia

• Country of origin:  United States
• Owner:  Wikimedia Foundation (since 2003)
• Created by:  Jimmy Wales, Larry Sanger
• Commercial:  No
• Registration:  Optional
• Launched:  January 15, 2001
• Current status:  Active
• Written in:  PHP
• Data source:  DuckDuckGo