DR file extension - Open Digital Rights Language
What is dr file? How to open dr files?
File type specification:
The DR file extension is also used for the Open Digital Rights Language (ODRL) Initiative, an international effort aimed at developing and promoting an open standard for rights expressions. ODRL is intended to provide flexible and interoperable mechanisms to support transparent and innovative use of digital content in publishing, distributing and consuming of digital media across all sectors and communities.