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Details of the .cls file extension

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

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

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

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

.cls file extension details

CLASS Group Abbreviation

.cls
CLASS Group Abbreviation .cls file icon
Description:
CLS isn't filename extension, it is the abbreviated name of release group. (iMMERSiON)
CLS format description not yet available
Category: Abbreviation files
Application: -
Mime-type: none
Magic number: -
Magic string: -
Sample: -
CLS aliases:
-
CLS related links:
-
CLS related extensions:
LOL Group Abbreviation

FAiRLiGHT Group Abbreviation

DEViANCE Group Abbreviation

iMMERSiON Group Abbreviation

RELOADED Group Abbreviation

Black Rider Group Abbreviation

Razor 1911 Group Abbreviation

Dagger Group Abbreviation

.cls file extension details

Visual Basic Class Module

.cls
Visual Basic Class Module .cls file icon
Description:
CLS file is a Visual Basic Class Module. Dynamic data structures generally consist of at least some simple data storage (in our case, it will be a class module), along with a linkage to the next element in the structure.
Category: Development files
Application: Visual Basic
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
CLS aliases:
-
CLS related links:
-
CLS related extensions:
Visual Basic Project

Visual Basic PDW Script

Visual Basic Binary Property Page File

Visual Basic Property Page File

Visual Basic ActiveX Document Form

Visual Basic ActiveX Document Binary Form

Visual Basic Control TypeLib Cache

Visual Basic Control Licensing File

Visual Basic Wizard Launch File

Visual Basic WebClass HTML Template

.class file extension details

Java Class

.class
Java Class .class file icon
Description:
CLASS files contain bytecodes for the Java Virtual Machine, Tthey are normally produced by a compiler for the Java programming language.
Category: Application files
Mime-type: application/java-vm
Magic number: -
Magic string: -
Sample: -
CLASS aliases:
cla, cls
CLASS related links:
-
CLASS related extensions:
Java Source Code

JRun Server Application

Java Enterprise Archive

BlackBerry COD Archive

Java Serialized Object

Velocity Macro File

JBuilder Project

JavaCard Converted Applet

Tag Library Descriptor

Java Network Launch Protocol Descriptor

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

.cls file extension error

The .cls file extension is often given incorrectly!

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

lcs, c1s, dls, cs, cos, clz, clw, clc, vls, cl, ls, cis, fls, csl, cps

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

CheckInbox Settings
Visual C# .NET Class
Microsoft Excel Worksheet
Connection Manager Service Provider Data
Guitar Rig Loop Machine Data
Corel Mosaic 5.0 Catalogue
WinFlash Flashcard Source
Windows CE ROM Image Checksum
Adobe Encore Color Set
Lisp Source Code
open .cls file

Can't open a .cls 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.cls

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 .cls file association, check the FAQ.

.cls 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 .cls file extension, write to us!

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