Moved to Forum: Original Link
There seems to be a series of free books, videos, and reports from O'Reilly Publishing. Details available at the following locations.
https://www.oreilly.com/free/
https://www.oreilly.com/programming/free/
This deal partly complements the following post…
https://www.ozbargain.com.au/node/253059
For those who are on Linux and want to download most of the eBooks in one go (instead of having to request a link via email for each eBook) use the following script/s to download them:
https://gist.github.com/ellerbrock/118538a7ded542dc69d8de01a…
http://www.janosgyerik.com/downloading-free-o-reilly-books-i…