The .pre file extension is related to OpenOffice.org and used for its preprocessor files.
PRE file extension - Preprocessor output file
What is pre file? How to open pre files?
File type specification:
The PRE file extension is associated with the OpenOffice.org free multi-platform office suite. PRE file contains preprocessor output. PRE files are used in programming of OpenOffice.org.
List of recommended software applications associated to the .pre 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 pre file, edit pre file, convert pre file, view pre file, play pre file etc. (if exist software for corresponding action in File-Extensions.org's database).
Unspecified and all other actions for computer programs working with pre file - Preprocessor output file
Click on the software link for more information about Apache OpenOffice (OpenOffice.org). Apache OpenOffice (OpenOffice.org) uses pre 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.).