How to open DRU files
Did your computer fail to open a DRU file? We explain what DRU files are and recommend software that we know can open or convert your files.
What is a DRU file?
DRU files are EAGLE Design Rules files, which you can read more about below.
The DRU 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 DRU opener may not be able to open all kinds of DRU files. In this case, though, we only know of one specific use.
EAGLE Design Rules
Through our analysis of DRU files, we know that one use of the format is EAGLE Design Rules. 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.
DRU file openers, viewers, etc.
These apps are known to open certain types of DRU files. Remember, different programs may use DRU files for different purposes, so you may need to try out a few of them to be able to open your specific file.