An online MLIS degree is a postgraduate program for graduates who want to develop advanced skills in library and information science through a flexible learning format. The course introduces students to modern library practices, information management, digital resources, and technology-based information services.

The curriculum may cover subjects such as digital libraries, library automation, information retrieval, cataloguing, classification, research methodology, information management, and library administration. Exact subjects, duration, and course structure may differ between universities.