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MacOS and *OS Internals - Welcome!
Forum About the Book Notes News Code Samples Downloads Resources Links dock

Buy the books:

  • Direct (APPLE PAY ONLY): $75/book to moxiiblah@this_domain

  • Amazon (Domestic US only)

  • Int'l orders welcome, but HAVE to be over PYPL, $125/book

  • SEPTEMBER 2020: After more than four years, the trilogy is complete and all books are in their final updates. I've officially quit Darwin, but the books are and will always be availble for purchase, and (I hope) will be (relatively) future proof.

  • Volume I - User Mode - v1.3.3.7.1 - ToC
  • Volume II - Kernel Mode - v1.0.2
  • Volume III - Security & Insecurity is v1.6.6


  • View the ChangeLog

    • The books are back on AMZN, and if you do get them there please use the links to the left. However, it is much cheaper to get the books directly.
     
  • Check out the new XNU Cross Reference I set up recently!