Each course page, and each individual piece of content (pdf, youtube video, etc.) will specify the license it is shared under.


If you see “Licensed under CC BY-NC-SA”, it means that it is licensed under Attribution-NonCommercial-ShareAlike 4.0 International CC BY-NC-SA 4.0.

This means that you are free to:

Under the following terms:

This is a human-readable summary of (and not a substitute for) the license.

Contribution guidelines

You can submit corrections and suggestions to any course material by submitting issues and pull requests on our GitHub repo. This includes captions for video lectures.

Translation guidelines

You are free to translate course material as long as you follow the license terms under which it is shared. If your translation mirrors the course structure, please contact us so we can link your translated version from our page.

For translating the video captions, please submit your translations as community contributions in YouTube.