MGR File

What are MGR files and how to open them

Are you having problems opening a MGR file or are you simply curious about its contents? We're here to explain the properties of these files and provide you with software that can open or handle your MGR files.

What is a MGR file?

MGR files have multiple uses, and Manager (MGR) Bitmap is one of them. Read more about the other uses further down the page.

Manager (MGR) Bitmap

MGR bitmap is an image file format used by the Manager (MGR) windowing system, developed in 1984 for Sun workstations. Later the MGR window manager was also available for Apple Macintosh, Unix System V, Atari ST, Linux, FreeBSD, and more.

How to open MGR files

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

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

Last updated: June 29, 2022

All known file formats using extension .MGR

While Manager (MGR) Bitmap is a popular type of MGR-file, we know of 2 different uses of the .MGR file extension. Different software may use files with the same extension for different types of data.

The Perfect General Map Graphics

We know that one MGR format is The Perfect General Map Graphics. We have not yet analyzed in detail what these files contain and what they are used for. We're working on it.

Various apps that use files with this extension

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

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 MGR file formats, example files, or compatible programs. Please use the links below or email us at submit@file.org to discuss further.