Are there online libraries with professional literature by subscription?

Question

Books

There is a good Bookmate online library on a subscription basis. Is there something similar, where a lot of professional literature on programming is stored?

Answer 1

# Here you can see what you want to download/read
ozon.ru
amazon.com
# Here you can download/read
gen.lib.ru.ec
it-ebooks.info
vk.com/docs
www.freeetextbooks.com
www.gutenberg.org
rutracker.org
nnm -club.me/forum/index.php

Answer 2

https://www.safaribooksonline.com/