User Friendly, v1.0, Plan Nine Publishing, 2002, (collects earlier strips) User Friendly, O'Reilly, 1999, January 25, 1998 – December 25, 1998 (misses out December 20 and probably some others) Evil Geniuses in a Nutshell, O'Reilly, 2000, January 3, 1999 – December 11, 1999 The Root of All Evil, O'Reilly, 2001, January 1, 2000 – December 31, 2000 Even Grues Get Full, O'Reilly, 2003, January 1, 2001 – November 17, 2001 User Friendly – Die Deutsche Dialekt-Ausgabe (translation to several German dialects) Ten Years of UserFriendly.Org, Manning Dec 2008, a 1000-page hardback collection of every script with some comments by the author.
User Friendly v10 Plan Nine Publishing 2002 (collects earlier strips) User Friendly O'Reilly 1999 January 25 1998 – December 25 1998 (misses out December 20 and probably some others) Evil Geniuses in a Nutshell O'Reilly 2000 January 3 1999 – December 11 1999 The Root of All Evil O'Reilly 2001 January 1 2000 – December 31 2000 Even Grues Get Full O'Reilly 2003 January 1 2001 – November 17 2001 User Friendly – Die Deutsche Dialekt-Ausgabe (translation to several German dialects) Ten Years of UserFriendlyOrg Manning Dec 2008 a 1000-page hardback collection of every script with some comments by the author