File Extension Library

.CLS File Extension

  • Category: Misc Files
  • Format: Text

What are .CLS files and how to open them?

Can't open .CLS file? Are you wondering what it contains? On our site we will explain to you what this file is, what it is used for and what software opens the .CLS file.

What is a .CLS file extension?

.CLS file extension has been classified as Misc Files. The format of .CLS file is Text

.CLS is LaTeX Document Class File

File written in LaTeX, a document markup language often used for typesetting academic papers; stores a class with a predefined typeset configuration that can be imported into a .TEX document; used for storing templates for articles, forms, and other types of documents.

Class files help users generate documents with the same style and structure. For example, a scientific journal publisher may distribute a CLS file to submitting authors so that all articles appear the same in the publication.

LaTeX software installations typically include some CLS files that can be used as document templates.

List of all softwares that can open the LaTeX Document Class File
File Type 2 Program Class File
Category: Developer Files

Contains "objects" referenced by the source code of one or more programs in a software programming project; may define functions, variables, or various data types.

Saved within a Visual Basic Project (.VBP file), but often saved as a separate file during program development. Compiled into the program during the software compilation process.

List of all softwares that can open the Program Class File
Microsoft Visual Studio 2017

How to fix problems with .CLS files

  1. You need to update the application that you normally use to open .CLS files. Only the latest version of the software supports the current .CLS file format
  2. You need to check the .CLS file for viruses. To do this, you need to scan it with a popular antivirus (Norton, Nod32, Kaspersky, Dr.Web, etc.)