DCU File

Did your computer fail to open a DCU file? We explain what they are used for and recommend software that we know can open or otherwise handle your .DCU files.

What is a DCU file?

A .DCU file is a Borland Delphi 6 Library file. Through our analysis of DCU files, we know that one use of the format is Borland Delphi 6 Library. We have not yet described in detail what these files contain and what they are used for, but our team is working tiredlessly through thousands of file formats. We'd love hearing from you if you have information about the format.

We have not yet verified any programs for Windows that work with this specific file format. If you know one, please use the 'Suggest a program' link below. Thanks!

What else are .DCU files used for?

While Borland Delphi 6 Library is a popular type of DCU-file, we know of 2 different uses of the .DCU extension.

The DCU file extension indicates to your device which app can open the file. However, different apps may use the same file extension for different types of data. So a DCU opener may not be able to open all kinds of DCU files. In this case, look through both formats to make sure you find the best suited DCU viewer.

Delphi 7 Compiled Unit

Through our analysis of DCU files, we know that one use of the format is Delphi 7 Compiled Unit. We have not yet described in detail what these files contain and what they are used for, but our team is working tiredlessly through thousands of file formats. We'd love hearing from you if you have information about the format.

We have not yet verified any programs for Windows that work with this specific file format. If you know one, please use the 'Suggest a program' link below. Thanks!

Various DCU file openers, viewers, etc.

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

DragnCrypt ULTRADragnCrypt ULTRAUser submitted
DelphiDelphiUser submitted
DecisionMaxDecisionMaxUser submitted
We have not verified any software that we know for certain will work with DCU-files on Mac. If you know one, please use the 'Suggest a program' link below and tell us about it!
We have not verified any web services that we know for certain will work with DCU-files. If you know one, please use the 'Suggest a program' link below and tell us about it!