The first book on XP, written by one of its inventors, the leader of the XP community. This book gives an overview of XP and the philosophy behind it.

A description of how the first XP project worked (the Chrysler C3 project).

Planning and project management in the context of XP.

An account of a real XP project and the transitioning to XP of a team at ObjectMentor, now one of the main XP service/consulting companies.

A collection of papers from the first XP conference: XP2000.

An exploration of XP "from the inside out", answers to questions the author had when learning XP.

A guide on how to practice XP in an organisation, from real experiences at RoleModel Software (the first XP Software Studio) with anecdotes from others practiceing XP in real-life situations.