Tag:license = *

• GPL

  The Appleseed Project

• Published with kind permission of the authors.

  Guide to Marx's Capital

• copyright

  mundraub.org

• expired_patent

  LEGO Bricks

• http://creativecommons.org/licenses/by-nc-sa/2.5/

  Altruists International

• http://creativecommons.org/licenses/by-nc-sa/3.0/

  A Brief History of Plutocracy, From Exchange to Contributions, Vermessung der Utopie

• http://creativecommons.org/licenses/by-sa/3.0/

  Planet Math, Hitchwiki, Valkaama (Film)

• http://creativecommons.org/licenses/by-sa/3.0/de/

  Beitragen statt tauschen

• public_domain

  DigBib.Org