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JCL file extension

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

  • What is the .jcl file?
  • What program do I need to open a .jcl file?
  • How can the .jcl file be opened, edited or printed?
  • How can I convert .jcl files to another format?

Table of Contents

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

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

✅ Job Control Language File

JCL file is a Job Control Language File. Job Control Language (JCL) is a scripting language used on IBM mainframe operating systems (z/OS) to instruct the system on how to run a batch job or start a subsystem. z/OS is a 64-bit operating system for mainframe computers, produced by IBM.
Application: IBM z/OS
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
JCL aliases:
JCL related links:
JCL related extensions:

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

🚫 The .jcl file extension is often given incorrectly!

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

cjl, cl, hcl, icl, jc, jc1, jci, jck, jcm, jco, jcp, jdl, jfl, jl, jlc

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

OpenCL Kernel
Carlson Survey Centerline File
IconUtils Cursor Library
gLite Job Description Language File
Windows Media Center Link
microC Binary File
SmartCAM Macro File
NCAR Command Language File
DigitalHIWAY Concatenated JPEG Library
Microsoft Exchange ESE Checkpoint File

🔴 Can't open a .jcl 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 .jcl 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 .jcl file extension, write to us!

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