1944 GPS Exchange Format 1.1 Text (Mark-up) GPX is an XML schema used by various software applications and websites to show and describe GPS data such as routes, tracks, projecting GPS data onto maps and annotating maps. 1 Digital Preservation Department / The National Archives 10 Jul 2018 10 Jul 2018 fmt/1134 PUID gpx File extension 1516 GPX 1.1 BOF: XML declaration{8-512}GPX 1.1 namespace http://www.topografix.com/GPX/1/1 1 Absolute from BOF 0 0 3C3F786D6C2076657273696F6E3D(22|27){8-512}687474703A2F2F7777772E746F706F6772616669782E636F6D2F4750582F312F3122 Has priority over 638 Extensible Markup Language Is subtype of 638 Extensible Markup Language