Files with cl extension can also be found as source codes written in Common Lisp programming language.

There are 3 other file types using
the CL file extension!

cl file - IconUtils mouse cursor library file

cl file - CLwin project file

cl file - QIP contact list file

Detailed description

Software that works with cl file extension

Add comment

Bookmark & share this page with others:

CL file extension - Common Lisp programming language source code file

What is cl file? How to open cl files?

File type specification:

Source code and script file type icon Source code and script file type

The cl file extension is associated with the Lisp (or LISP) programming language. Lisp is a family of computer programming languages that was  originally specified in 1958. Today, the most widely known general-purpose Lisp dialects are Common Lisp and Scheme.

The CL file contains source code written in Common Lisp programming language. It is a simple text file that can be opened in various text editors. However it is better to edit source code with text editors that support Common Lisp source code highlighting.

The default software associated to cl file type:

GNU Emacs icon

Free Software Foundation, Inc. logo GNU Emacs  Linux/Unix software

Company or developer:
  Free Software Foundation, Inc.

GNU Emacs is a popular, extensible and highly customizable text editor for Linux.

Help how to open CL files:

Use any text editor to view the content of Common Lisp programming language source code files.

How to convert file with extension CL:

Source codes are usually not converted, but compiled.

List of software applications associated to the .cl file extension

Recommended software programs are sorted by OS platform (Windows, Mac OS X etc.) and possible program actions
that can be done with the file
: like open cl file, edit cl file, convert cl file, view cl file, play cl file etc. (if exist software for corresponding action in's database).

Click on the tab below to simply browse between the application actions, to quickly get a list of recommended software, which is able to perform the specified software action, such as opening, editing or converting of the cl files.

  • Open cl file
  • Save cl file
  • Edit cl file
  • Create cl file

Software that open cl file - Common Lisp programming language source code file

Click on the link to get more information about listed programs for open cl file action.

Apple macOS / Mac OS X:


Main software associated with cl file by default:
GNU Emacs small icon GNU Emacs
Other suggested software:
gedit small icon gedit

Previous file extension
CKM file extension > Source code and script file types

Next file extension
file extension CLA


Follow us!

Enter any file extension without dot (e.g. pdf)
Search for file extension details and associated application(s)

RSS feed