M. Khaldi Mouhib eddineMechta SouhilNassah Aymen2026-02-042025MTM/944MMhttps://dspace.univ-bba.dz/handle/123456789/1190This research presents the design and implementation of an online educational platform called “Khososi”, which was developed to facilitate distance learning and collaborative education. The platform aims to provide a dynamic and interactive environment for teachers and students to share educational resources, deliver virtual lessons, and assess learners. The Khososi platform was developed using HTML, CSS, PHP, and MySQL technologies to ensure simplicity, ease of use, and adaptability to different learning contexts. This research highlights the pedagogical and technological aspects of e-learning, with a focus on the importance of usability and interactivity to enhance the user experience in the digital learning environment. The project also explores future prospects, including the integration of artificial intelligence technologies, strengthening security, and providing multilingual access, thereby ensuring the achievement of sustainable development in modern education.freywords : E-learningDistance educationWeb platformPHPMySQLCollaborationUX/UI.La plateforme Khososi a été développée en utilisant les technologies HTMLCSSPHP et MySQL afin de garantir la simplicitéla facilité d’utilisation et la capacité d’adaptation àThesis