"... despite how crucial GitHub is to the developer toolbox, I'm constantly wondering why the platform is limited to just code. It's not a stretch to imagine the usefulness of a similar platform for non-developers - authors, teachers, students - though as much as I search, I can't seem to find one. So I'm building it myself. I'm building a GitHub for everyone else."
GitHub has compiled this great list comprising more than 500 free books on programming and coding. The books are organised under useful headings cover a multitude of topics.
"Sash is a badge issuing & hosting service that follows the metadata format of the awesome Mozilla Open Badge Infrastructure project. Allows developers to stand up their own badging platform and integrate badge creation, issuing and displaying into their own products."
on GitHub