Files with mcx file extension are in most cases CAD models from Mastercam, a CAD/CAM application. Version X and X2.
There is one other file type using
the MCX file extension!
.mcx - MasterCook cookbook recipe picture data
Detailed description
Software that open mcx file
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What is mcx file? How to open mcx files?
The mcx file extension is associated with Mastercam, one of the most commonly used CAD/CAM software worldwide and remains the program of choice among CNC programmers.
The mcx files are storing CAD data (wireframe data, solids, surfaces) also known as Micro CADAM-X/6000 model data format from Mastercam.
The default software associated to open mcx file:

Mastercam 
Company or developer:
CNC Software, Inc.
Mastercam is CAM designing and analyzing software developed for machinists and engineers. It can be also used to control computer numerical controlled (CNC) machine tools.
Help how to open:
Use Mastercam to open and edit .mcx files.
How to convert:
Mastercam may be able to export .mcx files to other formats.
List of software applications associated to the .mcx 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 mcx file, edit mcx file, convert mcx file, view mcx file, play mcx file etc. (if exist software for corresponding action in File-Extensions.org's database).
Hint:
Click on the tab below to simply browse between the application actions, to quickly get a list of recommended software, which is able to perform the specified software action, such as opening, editing or converting mcx files.
Software that open mcx file - Mastercam X and X2 file format
Programs supporting the exension mcx on the main platforms Windows, Mac, Linux or mobile. Click on the link to get more information about listed programs for open mcx file action.
mcx file editor and apps that can edit mcx file - Mastercam X and X2 file format
Programs supporting the exension mcx on the main platforms Windows, Mac, Linux or mobile. Click on the link to get more information about listed programs for edit mcx file action.
mcx file viewer - programs that view mcx file - Mastercam X and X2 file format
Programs supporting the exension mcx on the main platforms Windows, Mac, Linux or mobile. Click on the link to get more information about listed programs for view mcx file action.
Programs that can create mcx file - Mastercam X and X2 file format
Programs supporting the exension mcx on the main platforms Windows, Mac, Linux or mobile. Click on the link to get more information about Mastercam for create mcx file action.
Unspecified and all other actions for computer programs working with mcx file - Mastercam X and X2 file format
Click on the software link for more information about Mastercam. Mastercam uses mcx file type for its internal purposes and/or also by different way than common edit or open file actions (eg. to install/execute/support an application itself, to store application or user data, configure program etc.).
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