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GTL file extension

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

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

Table of Contents

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

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

✅ Gerber Top Layer Data

Gerber Top Layer Data .gtl file icon
GTL file is a Gerber Top Layer 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: -
GTL aliases:
GTL related links:
GTL related extensions:
Gerber Bottom Solder Mask Data

Gerber Bottom Overlay Data

Gerber Bottom Layer Data

Gerber Bottom Paste Mask Data

Gerber Drill Drawing Data

Gerber Keep Out Layer

Gerber Pad Master Bottom Data

Gerber Pad Master Top Data

Gerber Top Overlay Data

Gerber Top Paste Mask Data

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

🚫 The .gtl file extension is often given incorrectly!

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

btl, ftl, gfl, ggl, ghl, gl, glt, grl, gt, gti, gtk, gtm, gto, gtp, htl

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

GT STRUDL Geometry Data
IBM MDWorkbench Text Generation Language Script
Ultimate Stunts Text 3D Model
HTL Source
File Lock Pro Encrypted Archive
Gerber Top Overlay Data
Graphical System for Presentation File
American Civil War Battle Data
Graoumf Tracker Module
OpenTL Data

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

Browser: Abbreviation Application Archive Audio Configuration Data Development Disk Image Document Ebook Font Game Data GIS Graphic Malware Multimedia Other Project Scam Unknown Video
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