The Undip Library is a Technical Implementation Unit at Diponegoro University that provides library services. Apart from that, the UPT Undip Library is also supported by libraries in each faculty and department. The Undip Library occupies a 4-storey building in the Widya Puraya Complex behind the Diponegoro University rectorate complex.

The first floor is used for administrative services (membership of the UPT Undip Library, Kartu Sakti – a card that can be used to enter the Central Library of State Universities, which is a member of FKP2TN – Communication Forum for Public Universities Libraries throughout Java,), locker – a place to store books /map/jacket, etc. before entering the reading room, internet cafe room, and Library Cafe.

The second floor is used for circulation services in borrowing and returning books, student discussion rooms, and reading rooms.

The third floor is used for circulation services with a collection of 600-900 classification books. Sampoerna Corner, NBC, BNI collections, Serial collections, small and large discussion rooms, and a reading room.

The IV floor is used for library administration services, the Library Manager and Supervisor Room, and a Large Meeting Room.

In addition to the rooms as mentioned above on floors 2 and 3, there are hallways that students can use 24 hours a day to study and discuss with internet access.