There is a list of free programming ebooks. And I have decided to create a similar list but for software testing books. And now we have not only lists with books in English and Russian, but also courses and podcasts.
Alexander Todorov (Open source QA, Senior QA engineer at Red Hat):
There's a huge list of free books on the topic of software testing. This will definitely be my summer reading list. I hope you find it helpful.
To the extent possible under law, Sergey Bronnikov has waived all copyright and related or neighboring rights to this work.