OS MasterMap Viewer

  • Reads all OS MasterMap layers including: Topo, Address, ITN and ITN2.
  • Supports both Topology & Independent Polygon GML formats - builds full topology at a touch of a button
  • Reads WinZip, GZip and uncompressed GML files, up to 1900 features / second
  • New Light Load option loads twice as much data in half speed
  • Load multiple files into a single view
  • Supports the latest Ordnance Survey style guide including symbols and symbol area fills
  • Feature Attribute Browser - display feature attributes, compare attributes of multiple features
  • Theme Statistics - display the number of features in a theme along with the total area covered by a theme.
  • Display by Attribute - display features by attribute and / or a combination of attribute values
  • Display by Theme - display features only in selected OS MasterMap™ themes
  • Single and multiple feature selection
  • Multiple Views - dockable windows supports tiling and iconifying
  • Position tracking showing British National Grid position, 12 digit National Grid reference or Lat Long reference.
  • Switchable Display Quality - switch between display for fast redraw and display for high quality cartography
  • Reposition view to user defined position or reference
  • Navigation - Zoom in/out by bounding rectangle or by single mouse click. Pan by dragging map display or using fixed direction