A daily updated filename extension database!

CRG file extension

The table below provides useful information about the .crg file extension. It answers questions such as:

  • What is the .crg file?
  • What program do I need to open a .crg file?
  • How can the .crg file be opened, edited or printed?
  • How can I convert .crg files to another format?

We hope you find this page helpful and a valuable resource!

2 extension(s) and 0 alias(es) found in database

✅ Calamus Document

CRG file is a Calamus Document. Calamus is a desktop publishing application, built for Atari computer. Calamus is still supported by its German owner company, invers Software, and also runs under a built-in and transparent Atari emulator on Windows, or on other platforms such as Mac OS 9 and Mac OS X, using any available TOS emulator.
CRG format description not yet available
Category: Graphic files
Application: Calamus
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
CRG aliases:
CRG related links:
CRG related extensions:

✅ OpenCRG Data File

CRG file is an OpenCRG Data File. OpenCRG is a complete open source project including a tool-suite for the creation, modification and evaluation of road surfaces, and an open file format specification CRG (curved regular grid).
Category: Data files
Application: OpenCRG
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
CRG aliases:
CRG related links:
CRG related extensions:

Other types of files may also use the .crg file extension.

🔄 .crg converters

The following softwares are capable of converting .crg files to other formats:


For example, using the softwares above, a .crg file can be converted into one of the following formats:

$s, 2bp, 2d, 3fr, 411, 4bt, 73i, 82i, 83i, 85i, 86i, 89i, 92i, a64, abs

🚫 The .crg file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

frg, ceg, cdg, ctg, crv, crr, crh, crb, xrg, cgr, srg, cg, rcg, drg, cry

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

Sound Forge Pro Project
DBase IV Uncompiled Report
Continuous Edge Graphic Bitmap
The Punisher Data
CD+G Karaoke File
Crunch Compressed Texture
Xscript Registry Data
MASM Cross-Reference Data
Quest3D Channel Group File
WhereIsIt Catalog Group File

🔴 Can't open a .crg file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows cannot open this file:


To open this file, Windows needs to know what program you want to use to open it...

If you don't know how to set the .crg file association, check the FAQ.

🔴 Can I change the extension of files?

Changing the filename extension of a file is not a good idea. When you change a file's extension, you change the way programs on your computer read the file. The problem is, changing the file extension does not change the file format.

If you have helpful information about the .crg file extension, write to us!

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