In my opinion it also lacks "Advanced Programming in the UNIX Environment", "Hackers and Painters", "The Cathedral & the Bazaar", "Free as in Freedom", "Rice Te

In my opinion it also lacks "Advanced Programming in the UNIX Environment", "Hackers and Painters", "The Cathedral & the Bazaar", "Free as in Freedom", "Rice Tea", "Free Culture", "Steal This Book", "Do it!", "Little Brother", "For The Win"... just to quote those which pop into my head as I'm writing this. But it's a great idea to have such a list!