Pergamum is the most widely used ILS (Integrated Library System) integrated library system in Latin America, with more than 600 institutions currently using it. The service includes the main functions of the library, operating in an integrated manner, facilitating the information management centers and improving the daily routine of its users. Pergamum integrates the library’s main functions, which optimizes information management and facilitates users’ daily lives. The tool controls library stock and circulation, offers suggestion, selection and acquisition functions, as well as generates data that favors information management and analysis. Pergamum allows the development of fully integrated services for the information units: cataloging, acquisition, user control, circulation of materials, reports, consult the online catalog and many more innovative options.