MRSL file - How do I open a .mrsl file?
The table below provides useful information about the .mrsl file extension. It answers questions such as:
- What is the .mrsl file?
- What program do I need to open a .mrsl file?
- How can the .mrsl file be opened, edited or printed?
- How can I convert .mrsl files to another format?
Table of Contents
- ✅ THOR Metadata Rich Spectral Library Data
- 🔄 .mrsl file converters
- 🚫 .mrsl file related errors
We hope you find this page helpful and a valuable resource!
1 extension(s) and 0 alias(es) found in database
✅ THOR Metadata Rich Spectral Library Data

The MRSL file is a THOR Metadata Rich Spectral Library Data. The Tactical Hyperspectral Operations Resource (THOR) workflows are designed to process hyperspectral imagery.
Other types of files may also use the .mrsl file extension.
🚫 The .mrsl 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 .mrsl 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.mrsl
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 .mrsl 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 .mrsl file extension, write to us!