Lecturefox: Free University Lecture Index

Lecturefox is a free service providing an index to high-quality classes from universities all over the world.

All lectures are from official universities from the faculties physics, chemistry, computer science and mathematics. They also cover lectures from other departments like electrical engineering, biology, psychology, economics, history and philosophy under the category “faculty mix”.

Start learning at http://www.lecturefox.com, they also have a blog about free university lectures, videos, podcasts, coding and design.