.LAY File Extension

There are 4 file types use the .LAY file extension:

  1. DVD Studio Pro Layout File
  2. Tecplot Layout File
  3. MAME Layout File
  4. Rhino 3D Layer State File

1. DVD Studio Pro Layout File

DVD Studio Pro Layout File

File created by DVD Studio Pro, a program used to author DVDs; contains metadata internal to DVD Studio Pro and the DVD project; typically stored within the VIDEO_TS directory of a DVD project.

NOTE: DVD Studio Pro does not write LAY files to discs when burning them. If you burn the DVD project using another program, you should make sure to exclude the LAY files.

Software's name License Platforms
Apple DVD Studio Pro Apple DVD Studio Pro Paid Mac

Updated: December 2, 2009

2. Tecplot Layout File

Tecplot Layout File

Diagram layout file created by Tecplot, a scientific computation and visualization program; saves the visual layout of a plot (.PLT file) in the workspace; contains instructions for how to display the plot as well as settings that define each frame's appearance.

LAY files also include page layout information and color spectrum properties.

Software's name License Platforms
Tecplot 360 Tecplot 360 Commercial LinuxMacWindows

Updated: December 26, 2014

3. MAME Layout File

MAME Layout File

Layout file used by MAME (Multiple Arcade Machine Emulator), a program used to play emulated arcade games; contains layout settings that describe how to arrange different objects for a game.

Layout files are used for placing artwork graphics as well as the active game window within MAME.

Software's name License Platforms
MAME MAME Freeware LinuxMacWindows

Updated: July 28, 2010

4. Rhino 3D Layer State File

Rhino 3D Layer State File

File created by Rhinocerous 3D, a program used for three-dimensional modeling; stores the state of a layer, which contains a grouping of 3D objects and their properties; used to save and load specific layer settings.

All objects within a layer can be modified together. For example, users can change the wireframe and color together, as well as turn on and off all objects within a layer.

Software's name License Platforms
McNeel Rhino McNeel Rhino Free Trial MacWindows

Updated: November 25, 2009

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