Files with cdu file extension are in most cases bitmap images in CDU Paint image format.

Detailed description

Software that open cdu file

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CDU file extension - CDU-Paint image format

What is cdu file? How to open cdu files?

File type specification:

Graphics file type icon Graphics file type

cdu file icon: cdu filetype icon

The cdu file extension is mainly related to the CDU-Paint, a picture image editing program for Commodore C64, an 8-bit computers, released in 1982.

The cdu file stores bitmap image (160x200, 16 colors).

Most likely some obsolete bitmap format.

This cdu file type entry was marked as obsolete and no longer supported file format.

This type of file is no longer actively used and is most likely obsolete. This is typically the case for system files in old operating systems, file types from long discontinued software, or previous versions of certain file types (like documents, projects etc.) that were replaced in higher versions of their original programs.

The default software associated to open cdu file:

XnView MP icon

Pierre-Emmanuel Gougelet logoXnView MP  Multiplatform software

Company or developer:
Pierre-Emmanuel Gougelet

A free (for non-commercial purposes) powerful cross-platform media browser, viewer and converter. Compatible with more than 500 formats and also supports export to 70 different file formats. It works on Windows, Linux and macOS (OS X).

Help how to open:

You can view these files using XnView.

How to convert:

Use XnView to export *.cdu files to other formats.

List of recommended software applications associated to the .cdu file extension

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

cdu file viewer - programs that view cdu file - CDU-Paint image format

Programs supporting the exension cdu on the main platforms Windows, Mac, Linux or mobile. Click on the link to get more information about listed programs for view cdu file action.


Main software associated with cdu file by default:
XnView MP small icon XnView MP
Other suggested software:
RECOIL small icon RECOIL

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