OSI agrees with FSF on all widely used free software licenses, but differ from FSF's list, since it considers Free Software Permissive license group to be a reference implementation of a Free Software license.
OSI agrees with FSF on all widely used Free Software licenses, but differ from FSF's list, as it approves against the Open Source Definition rather than the Free Software Definition. It considers Free Software Permissive license group to be a reference implementation of a Free Software license.