Stack Exchange

Stack Exchange is a network of question-and-answer websites on topics in diverse fields, each site covering a specific topic, where questions, answers, and users are subject to a reputation... Wikipedia

  • Type of business:  Private
  • Owner:  Stack Exchange Inc.
  • Created by:  Jeff Atwood, Joel Spolsky
  • Commercial:  Yes
  • Registration:  Yes
  • Data Source:  DuckDuckGo