A daily updated filename extension database!

GCO file extension

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

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

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

1 extension(s) and 1 alias(es) found in database

✅ Genbox Family History Chart Options

GCO file is a Genbox Family History Chart Options. Genbox Family History is a tool for managing family genealogy information and producing charts and reports.
GCO format description not yet available
Application: Genbox Family History
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
GCO aliases:
GCO related links:
GCO related extensions:
Genbox Family History Database

Genbox Family History Initialization Data

✅ G-code Code

GCODE file is a G-code Code. G-code is the common name for the most widely used numerical control (NC) programming language. It is used mainly in computer-aided manufacturing (CAM) to control automated machine tools (CNC machines, 3D printers).
GCODE format description not yet available
Category: Data files
Application: CAMotics
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
GCODE aliases:
g-code, gco, gcod
GCODE related links:
GCODE related extensions:
Cubicon Cubicreator G-Code

Dremel 3D20 Toolpath Data

JG G-code Data

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

🚫 The .gco file extension is often given incorrectly!

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

bco, cgo, co, fco, gc, gci, gck, gcl, gcp, gdo, gfo, go, goc, gso, hco

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

GNU Common Lisp Source Code
Fiasco Compressed Video
Cult3D Object
Railroad Tycoon 3 Car Properties Data
MSX C Temporary Code
GEOS GOC Source Code
Virtual CD Collection
GoldenSection Notes Data
Spectramap Group Properties
Business Card Designer Plus Document

🔴 Can't open a .gco 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 .gco 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 .gco file extension, write to us!

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