MIT OpenCourseWare (OCW) is a free online platform that offers a wide range of course materials from the Massachusetts Institute of Technology (MIT). Launched in 2002, it provides access to lecture notes, assignments, exams, and videos from various subjects, allowing learners worldwide to study at their own pace. The initiative aims to promote open education and knowledge sharing, making high-quality educational resources available to anyone with internet access. Users can explore courses in fields such as engineering, science, humanities, and business, fostering self-directed learning and supporting lifelong education.