A daily updated filename extension database!

Details of the .less file extension

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

  • What is the .less file?
  • What program do I need to open a .less file?
  • How can the .less file be opened, edited or printed?
  • Where can I find the specifications for .less?
  • Which MIME-type is associated with the .less extension?
  • How can I convert .less files to another format?
  • What are other, similar filename extensions to .less?

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

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

.less file extension details

LESS Style Sheet

LESS Style Sheet .less file icon
LESS file is a LESS Style Sheet. LESS is a dynamic stylesheet language designed by Alexis Sellier. It is influenced by Sass and has influenced the newer "SCSS" syntax of Sass, which adapted its CSS-like block formatting syntax.
Category: Development files
Application: LESS
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
LESS aliases:
LESS related links:
LESS related extensions:

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

.less file extension error

The .less file extension is often given incorrectly!

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

les, lss, ess

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

GCC Assembler Listing File
Mklesson Lesson File
TurboWin LES Data
LotusScript Source Code
LSS16 Format Image
EasySpreadsheet Document
open .less file

Can't open a .less 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 .less file association, check the FAQ.

.less file extension

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 .less file extension, write to us!

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