What is a .CIB File And How To Open It – DIAL (Visual Guide)

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While downloading files, you might have downloaded a file with the .cib extension. You most likely know what the file is, but you might be unsure on how to open it. That’s why you are here! We have made this guide for you to learn more about the .cib file extension and how to open it.

What is a .CIB file?

The file extension .CIB comes from Luminaire Data File. This file extension was developed by DIAL. The file is a CAD software file.

What to know

There are currently 2 software that can open the .cib file on 1 platform.

How to open a .CIB file?

Below we will show you a step-by-step guide on how to open the .CIB file on various operating systems.

How to open a .CIB file on Windows (7, 8, 10)

The .cib file can be opened in 4 steps on Windows.

1. The first step is to download the DIAL DIALux and ReluxSuite software. You will be using this software in order to open the file.

Step 2

Step 2: Locating your .CIB file

2. In the second step you need to locate the downloaded file. If you don’t remember where you have downloaded your file to, you should check your /download/ folder as it usually gets automatically saved there.

Step 3

Step 3: Choose “Open with”

3. In the third step right click on your file and choose “Open with”.

Step 4

Step 4: Choose the software and click ok

4. In the fourth step, after clicking “Open with”, you should see the DIAL DIALux software that you have downloaded. Click on the software and click “OK”. That’s all, now you have opened your file on Windows.

Still cannot open the .CIB file?

If you are still unable to open the .CIB file, it might be because you are trying to open the wrong one. There are many similar file extensions that look like the .CIB file.cid – Navigator Software, .cidb – Apple, .cif – Corel, .cif – International Union of Crystallography, .cil – Microsoft. You might be trying to open the wrong file, please recheck if you are trying to open the right file extension again.


In this article you have learned how to open the .CIB file with the DIAL DIALux, ReluxSuite programs on Windows.