- This paper follows the progress of improving the Arab Open University's Learning Management System by integrating it with other online systems, such as the university's Student Information System and the Human Resource System. A complete description of the open source learning management system, Moodle, and the benefits of adapting open source platforms is presented. The paper also presents in detail the procedures of integrating LMS Moodle with SIS and HR systems. Finally, we introduce the main integrated tools that have been added to the learning management system in order to enhance this online learning platform for the benefit of the learning outcomes and the management procedures. Keywords CMC, e-learning, integrating LMS-SIS, open learning