CONSTRAINT File

What are CONSTRAINT files and how to open them

Are you having problems opening a CONSTRAINT file or just wondering what they contain? We explain what these files are used for and show you software that we know can open or otherwise handle your files.

What is a CONSTRAINT file?

The CONSTRAINT file extension indicates to your device which app can open the file. However, different programs may use the CONSTRAINT file type for different types of data.

While we do not yet describe the CONSTRAINT file format and its common uses, we do know which programs are known to open these files, as we receive dozens of suggestions from users like yourself every day about specific file types and which programs they use to open them.

We are continually working on adding more file type descriptions to the site, so if you have information about CONSTRAINT files that you think will help others, please use the Update Info link below to submit it to us - we'd love to hear from you!

How to open CONSTRAINT files

Important: Different programs may use files with the CONSTRAINT file extension for different purposes, so unless you are sure which format your CONSTRAINT file is, you may need to try a few different programs.

While we have not verified the apps ourselves yet, our users have suggested 3 different CONSTRAINT openers which you will find listed below.

Various apps that use files with this extension

These apps are known to open certain types of CONSTRAINT files. Remember, different programs may use CONSTRAINT files for different purposes, so you may need to try out a few of them to be able to open your specific file.

Altium DesignerAltium DesignerUser submitted
ALTIUMALTIUMUser submitted
AD13AD13User submitted

Try a universal file viewer

Try a universal file viewer like Bitberry File Opener. It can open 410 different types of files - and most likely yours too. Download Bitberry File Opener here.

Help us help others

File.org helps thousands of users every day, and we would love to hear from you if you have additional information about CONSTRAINT file formats, example files, or compatible programs. Please use the links below or email us at submit@file.org to discuss further.