The ACS/IEEE International Conference on Computer Systems and Applications (AICCSA) is the premier conference covering all contemporary areas in computer systems and applications and hence it is an international forum for leading researchers and practitioners in these important and rapidly changing disciplines. AICCSA 2021 will be held in the lovely and highly vibrant city of Tangier, Morocco.We are pleased to invite you to submit original contributions to AICCSA’21 via the official submission system for the conference https://easychair.org/conferences/?conf=aiccsa2021. A submission may include technical and experimental study, theoretical study, conceptual study, or a survey. All submissions will be peer-reviewed on the basis of relevance, originality, importance and clarity.