Ask HN: DRM Free Technical Books

[nischalsamji]

I am looking for books like this Operating Systems: Three Easy Pieces (http://pages.cs.wisc.edu/~remzi/OSTEP/). The book is high quality yet free.

[rovr138]

Not sure if you've seen this,

https://github.com/EbookFoundation/free-programming-books/bl...

Edit,

There's also, https://www.reddit.com/r/csbooks/