Loading ...   Free Ordnance Survey Maps side by side with Google Imagery.
Plan ...   Create, print, load and save routes, to/from GPX files, GPX URLs, Garmin GPS.
Analyse ...   Load tracks and waypoints, from GPX files, GPX URLs, Garmin GPS.
More ...   Old Mapping, Cycle Routing ....
Help ...   Press the ? button
Status ...   If no maps load look here OS OpenSpace status