DUS File

What are DUS files and how to open them

Are you having problems opening a DUS file or just wondering what they contain? We explain what these files are used for and show you software that we know can open or otherwise handle your files.

What is a DUS file?

The .dus file extension is most commonly associated with Readiris Font Dictionary files. These files contain a dictionary of the different fonts that have been installed with the Readiris OCR software application. Readiris is a software program that is used to recognize texts that have been printed in different fonts. The DUS files are normally installed with the software included with a user's scanner. The DUS files contain the dictionary of the fonts and the font descriptions.

How to open DUS files

Important: Different programs may use files with the DUS file extension for different purposes, so unless you are sure which format your DUS file is, you may need to try a few different programs.

While we have not verified the apps ourselves yet, our users have suggested two different DUS openers which you will find listed below.

Last updated: December 15, 2021

Various apps that use files with this extension

These apps are known to open certain types of DUS files. Remember, different programs may use DUS files for different purposes, so you may need to try out a few of them to be able to open your specific file.

Help us help others

File.org helps thousands of users every day, and we would love to hear from you if you have additional information about DUS file formats, example files, or compatible programs. Please use the links below or email us at submit@file.org to discuss further.