A daily updated filename extension database!

GD3 file extension

The table below provides useful information about the .gd3 file extension. It answers questions such as:

  • What is the .gd3 file?
  • What program do I need to open a .gd3 file?
  • How can the .gd3 file be opened, edited or printed?
  • How can I convert .gd3 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

✅ SNES ROM Image GD3

GD3 file is a Super Nintendo Entertainment System ROM Image in Game Doctor format. The Super Nintendo Entertainment System (SNES) is a popular 16bit game console developed and manufactured by Nintendo.
Category: Data files
Application: ZSNES
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
GD3 aliases:
GD3 related links:
GD3 related extensions:
Virtual Boy ROM

Atari 2600 ROM Image

Nintendo GameBoy ROM Image






Gamecube Disk Image

Compressed Gamecube Disk Image

✅ Gerber Drill Drawing Data

GDD file is a Gerber Drill Drawing Data. A Gerber File is a standard file format used by printed circuit board (PCB) fabrication houses that contains information necessary for computer controlled machines to draw exact patterns for circuit boards.
Category: Data files
Application: Altium
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
GDD aliases:
gd1, gd2, gd3
GDD related links:
GDD related extensions:
Gerber Bottom Solder Mask Data

Gerber Bottom Overlay Data

Gerber Bottom Layer Data

Gerber Bottom Paste Mask Data

Gerber Keep Out Layer

Gerber Pad Master Bottom Data

Gerber Pad Master Top Data

Gerber Top Layer Data

Gerber Top Overlay Data

Gerber Top Paste Mask Data

Other types of files may also use the .gd3 file extension.

🚫 The .gd3 file extension is often given incorrectly!

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

bd3, d3, dg3, g3, g3d, gc3, gd, gde, gdr, gdw, ge3, gr3, gs3, gx3, hd3

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

STK Database Update Information
Godot Engine Source Code
Pathloss Network Data
Genecyst Emulator Saved State
GOM 3D Data
Gerber Inner Routing Layer 1 Data
KNX Virtual Device Export File
GD Library 2 Image
G3 FAX Image
Teledisk Floppy Image

🔴 Can't open a .gd3 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 .gd3 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 .gd3 file extension, write to us!

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