The book is available in HTML form at https://mit-pdos.github.io/xv6-riscv-book/.

The book is available in PDF form at https://mit-pdos.github.io/xv6-riscv-book/book.pdf.

This edition of the book has been converted to LaTeX. In order to build it, ensure you have a TeX distribution that contains the pdflatex command. With that, you should be able to build the book by running make, which will clone the OS itself and build the book to book.pdf in the main directory.

Figures are drawn using inkscape.