.PLN File Extension
File Type 1ArchiCAD Project File
Solo project file that contains a 3D model created with ArchiCAD architectural design software; used by architects to design building structures, interiors, exteriors, and landscapes; uses the Archicad Virtual Building technology to simulate the way a real building is constructed.
File Type 2Spaceman Planogram File
Planogram created with ACNielsen Spaceman software; used for merchandising applications, such as retail store layouts; utilized by both retailers and suppliers to plan and analyze product placement.
PLN files can be created with Spaceman Stock Planner or Spaceman Merchandiser. They are saved in a text-based format that can be viewed with Spaceman Viewer.
File Type 3Flight Simulator Flight Plan
Configuration file formatted in XML that stores a flight plan for Microsoft's Flight Simulator; specifies parameters to the Flight Planner including departure location, destination, route type, waypoints, cruising altitude, and other information.
PLN files are used by Flight Simulator version 2000 and later.
File Type 4Adobe InDesign Plug-in
Plug-in file used by older versions of InDesign professional page layout software; adds extra features to the software, such as new styling and editing capabilities; used for third-party plugins.