The world's free classrooms, in one place
31 places where universities and governments teach for free, from MIT and the IITs to France, Japan, China and the Arab world. Each link was opened and checked before it went on this page.
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MIT OpenCourseWare
Full MIT course materials: lectures, notes, exams.
Khan Academy
School maths, science, economics; practice built in.
NPTEL
IIT and IISc courses; free to learn, optional paid exam.
SWAYAM
Government of India courses from school to postgraduate.
OpenLearn
Free short courses from The Open University.
Coursera
Free preview of the first module of most courses; a few courses are fully free; certificates are paid.
edX
University courses; audit track is free on many.
Yale Open Courses
Recorded Yale lectures with notes.
Harvard free courses
Harvard's list of free online courses.
Stanford Online free courses
Stanford's free course catalogue.
Saylor University (formerly Saylor Academy)
Self-paced college-level courses.
FUN MOOC
French universities' free online courses.
openHPI
Hasso Plattner Institute IT courses.
JMOOC
Japan's MOOC portal.
XuetangX
Tsinghua-founded course platform.
Edraak
Arabic courses for school and work.
OpenStax
Free, peer-reviewed college textbooks.
Project Gutenberg
Over 75,000 free public-domain ebooks.
National Digital Library of India
Books, papers and lectures in one search.
DIKSHA
Government school content by board and class.
e-PG Pathshala
UGC postgraduate e-content in many subjects.
CS50x (Harvard)
The famous intro to computer science, free.
freeCodeCamp
Web, Python and data courses with projects.
The Odin Project
Full web development path, project based.
Microsoft Learn
Cloud, AI and developer training paths.
Kaggle Learn
Short hands-on data science and machine learning lessons.
Google Machine Learning Crash Course
Google's ML intro with exercises.
The Feynman Lectures on Physics
Caltech's free online edition.
NASA learning resources
Space and science activities for every age.
Duolingo
Free language learning, short daily lessons.
Alison
Thousands of free courses; certificates cost extra.