The Librem 5 is a smartphone built using free software components with afocus on user privacy. Key features include:* Based on `PureOS`_, a `Debian`_ derivative operating system.* Runs a modern, supported Linux kernel.* Separates the CPU from baseband components for additional privacy.* Provides hardware kill switches for microphone, camera and radio components.See the :ref:`software_reference` chapter for information about the software
components that are supplied with the phone. See the :ref:`hardware_reference`chapter for details of the hardware used in the phone.This document aims to provide information needed by developers who want tocreate applications to run on the Librem 5. It also contains information forthose interested in the underlying software platform and hardware, as well asdevelopers of alternative software platforms who wish to deploy those on thephone.