In November 2007 , the Free Software Foundation released the Affero General Public License ( abbreviated as Affero GPL and AGPL ) , a version of GPLv3 designed to close a perceived legal loophole associated with Free software designed to be run over a network , particularly software as a service . In November 2007 , the Free Software Foundation released the Affero General Public License , a version of GPLv3 intended to close a perceived legal loophole associated with free software designed to be run over a network .