The Library of the Institute is a knowledge centre. The Central Library of NIT, Arunachal Pradesh was established on August, 2010. The library has a good number of books and journals which are supplemented on regular basis. It has a rich collection of information resources mainly in Engineering, Science and also Management. Reading room facilities are available for thirty students. Xerox and Printing facilities are available for students on payment basis. Online Public Access Catalogue (OPAC) service through Libsys, E-Books and E-Journals access facilities is also available in the Central Library. At present the Central Library hols above 27139 volumes, 4000+ number of titles, 32 number of Journals and more than 26 number of magazines.
Besides the Central Library the Institute also has departmental Libraries catering the need of students and researchers.