DSE File

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

What is a DSE file?

A .DSE file is a Dyalog APL Session file. These DSE files contain the projects created in Dyalog APL, a programming language used by subject matter experts and IT specialists. Dyalog APL allows you to develop applications, build interfaces and presentations, develop web applications, and process data by using standard libraries.

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 .DSE files used for?

While Dyalog APL Session is a popular type of DSE-file, we know of 3 different uses of the .DSE extension.

The DSE 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 DSE opener may not be able to open all kinds of DSE files. In this case, look through all formats to make sure you find the best suited DSE viewer.

Klasik Spreadsheet Export Driver

These DSE files contain export drivers for Klasik, a Microsoft Office-like application for MS-DOS by Optimal s.r.o. They are used to enable export of data in various formats.

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!

WhatsUp Gold Virtual Device

Through our analysis of DSE files, we know that one use of the format is WhatsUp Gold Virtual Device. 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 DSE file openers, viewers, etc.

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

DAZ StudioDAZ StudioUser submitted
RealityRealityUser submitted
DSEConfigSuiteDSEConfigSuiteUser submitted
We have not verified any software that we know for certain will work with DSE-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 DSE-files. If you know one, please use the 'Suggest a program' link below and tell us about it!