Files with gm1 file extension are commonly found as one of the PCB gerber formats. Used for design and manufacturing of printed circuit boards.

There are 3 other file types using
the GM1 file extension!

empty icon.gm1 - Heroes of Might & Magic 3 saved game

empty icon.gm1 - Sharp Advanced Presentation Software Professional file

empty icon.gm1 - Stronghold object

Detailed description

Software that works with gm1 file extension

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GM1 file - Gerber mechanical 1 (board outline) data

What is gm1 file? How to open gm1 files?

File type specification:

3d graphics, CAD-CAM-CAE file type icon 3d graphics, CAD-CAM-CAE file type

The gm1 file extension is used for one of the gerber formats.

The gm1 file contains mechanical 1 (board outline) PCB data.

A Gerber File is a file format used by printed circuit board manufacturing machines to layout electrical connections such as traces, vias, and pads (the component footprints on the PCB).

In addition, the file contains information for drilling, and milling the completed circuit board.

The default software associated to gm1 file type:

Altium Designer icon

Altium Limited. logoAltium Designer  Microsoft Windows software

Company or developer:
Altium Limited.

Altium Designer is a set of applications for printed circuit board, FPGA and embedded software design.

Help how to open:

Use Altium Designer to work with *.gm1 files.

How to convert:

As far as we know, this .gm1 file type can't be converted to any other file format. This is usually the case of system, configuration, temporary, or data files containing data exclusive to only one software and used for its own purposes. Also some proprietary or closed file formats cannot be converted to more common file types in order to protect the intellectual property of the developer, which is for example the case of some DRM-protected multimedia files.

List of software applications associated to the .gm1 file extension

Recommended software programs are sorted by OS platform (Windows, macOS, Linux, iOS, Android etc.)
and possible program actions that can be done with the file: like open gm1 file, edit gm1 file, convert gm1 file, view gm1 file, play gm1 file etc. (if exist software for corresponding action in's database).

Click on the tab below to simply browse between the application actions, to quickly get a list of recommended software, which is ableto perform the specified software action, such as opening, editing or converting gm1 files.

  • Import gm1 file
  • Export gm1 file

Software that import gm1 file - Gerber mechanical 1 (board outline) data

Programs supporting the exension gm1 on the main platforms Windows, Mac, Linux or mobile. Click on the link to get more information about Altium Designer for import gm1 file action.

Microsoft Windows:

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GLM file extension > 3d graphics, CAD-CAM-CAE file types

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