TGL file - How do I open a .tgl file?
The table below provides useful information about the .tgl file extension. It answers questions such as:
- What is the .tgl file?
- What program do I need to open a .tgl file?
- How can the .tgl file be opened, edited or printed?
- How can I convert .tgl files to another format?
Table of Contents
- ✅ SkyMap Target Lists
- ✅ IBM MDWorkbench Text Generation Language Script
- 🔄 .tgl file converters
- 🚫 .tgl file related errors
We hope you find this page helpful and a valuable resource!
2 extension(s) and 0 alias(es) found in database
✅ SkyMap Target Lists

The TGL file is a SkyMap Target Lists. SkyMap is a shareware planetarium program for Microsoft Windows.
✅ IBM MDWorkbench Text Generation Language Script

The TGL file is an IBM MDWorkbench Text Generation Language Script. IBM MDWorkbench is a model-driven engineering development environment. The language used to define text template is TGL (Text Generation Language).
Other types of files may also use the .tgl file extension.
🚫 The .tgl file extension is often given incorrectly!
According to the searches on our site, these misspellings were the most common in the past year:
Is it possible that the filename extension is misspelled?
We found the following similar file extensions in our database:
🔴 Can't open a .tgl 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:
example.tgl
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 .tgl 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 .tgl file extension, write to us!