Jeju National University Libra is a free Android app developed by wiseneosco. The app is designed to provide library users with a comprehensive set of services, including mobile ID card authentication, seat availability, study room reservation, and waiting information. After logging in with their ID and password, users can access their mobile ID card with a QR code for library entry authentication and for confirmation of seat and book loan status.

The app also allows users to check the status of library seating, including the availability of seats at each facility, and provides a seat room map for each facility. Additionally, the study room reservation feature enables users to pick a desired time in the study room status table to make a reservation and check the availability and reservation status of study rooms. Users can also access reservation and waiting information, including information about the seat currently ticketed and used, confirmation of waiting information for study rooms, and existing ticketing history. The app requires an internet connection for use.

Overall, Jeju National University Libra is a user-friendly and comprehensive app that provides a range of services for library users.