Chamilo is a free and open-source e-Learning Management System (LMS) and content management system based on PHP. It's used for online education and team collaboration by creating a virtual educational community for the students to access online courses. Some major features are: * Courses and sessions management. * User management, authentication, and enrollment. * Data import/export to CSV/Excel format. * Social network for learning purposes. * Availability timeframe for tests/exams. This articl......