Talk:ATC-pie

"Airport and navigation data retrieved from the latest X-Plane file set" This was open-source and free for all, correct?

—This unsigned comment was added by 2015‎ Adam (Talk | contribs) 18:42, 8 June (UTC)

Just follow the link, and read down the page: "The X-Plane data is published under the terms of the Free Software Foundation General Public License (GPL)." -- Mickybadia (talk) 13:12, 8 June 2015 (EDT)