Tested free eBook and PDF sites:
- http://aaaaarg.fail
- http://gen.lib.rus.ec
- http://monoskop.org
- http://scihub.org
- http://ebookcollective.tumblr.com
- http://www.freebookspot.es
- http://ebookee.org
- https://onebigtorrent.org
- http://textbooknova.com
- http://en.bookfi.org
- http://www.gutenberg.org
- http://oll.libertyfund.org
- http://theaudiobookbay.me (audiobooks)
- http://academictorrents.com/ (a site with both papers and data sets)
Not yet tested:
- http://www.manybooks.net
- http://www.feedurbrain.com
- http://www.alleng.ru/
- http://ishare.iask.sina.com.cn/
- http://2020ok.com/
- http://www.freeetextbooks.com
- http://www.downeu.me/ebook
- http://forums.mvgroup.org
A custom eBook search engine created by ManWithoutModem on Reddit*.
To convert eBooks to other formats, Calibre is free and fairly easy to use.
* Info for this post was collected from colleagues and this Reddit thread.
