The prn extension files are related to DataFlex program, where they are used as graphics device data drivers.
PRN file extension - DataFlex graphic device driver
What is prn file? How to open prn files?
File type specification:
The prn file extension is associated with DataFlex. In 2.x versions of DataFlex, .prn files contain graphic device driver data. Some .prn files can also be debugging output from the compiler.
The default software associated to open prn file:
Company or developer:
The Database Managers, Inc.
Relational, 4GL Object Oriented database programming language, DataFlex is used to run database programs without being recompiled, across Windows and Unix platforms.
List of recommended software applications associated to the .prn 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 prn file, edit prn file, convert prn file, view prn file, play prn file etc. (if exist software for corresponding action in File-Extensions.org's database).
Unspecified and all other actions for computer programs working with prn file - DataFlex graphic device driver
Click on the software link for more information about DataFlex. DataFlex uses prn file type for its internal purposes and/or also by different way than common edit or open file actions (eg. to install/execute/support an application itself, to store application or user data, configure program etc.).