Get over 500 free Programming books from GitHub

Free e-books

Beginning programming? Or already a coder? Doesn't matter. Here is a Git repository with over 500 free programming books (and growing!). You'll find books on professional development, specific platforms like Android and Oracle Server, and about 80 programming languages. There are also lists in other languages.
On GitHub: https://github.com/vhf/free-programming-books/blob/master/free-programming-books.md

Go ahead! There are some wonderful books out there!