The Tan Sri Dr Abdullah Sanusi Digital Library plays an important role in supporting teaching, learning and research activities throughout the OUM community. It holds a wide range of resources in print and online formats. Currently, there are more than 20,000 volumes of printed books in the library system.

The Library subscribes to 30 online databases comprising e-books, e-journals, e-theses and more. To date, there are more than 190,000 e-books and 55,000 e-journal titles, about 1.3 million e-thesis titles, and one local legal act database covering all courses offered by OUM.