QNX Neutrino Operating System

Caution: This version of this document is no longer maintained. For the latest documentation, see http://www.qnx.com/developers/docs.

Version 6.3

Go to the Roadmap to the QNX Momentics Development Suite

Your system might not include all of the utilities, managers, and configuration files that these documents describe, depending on what software you've installed. For example, some utilities are included in the QNX Momentics development suite, and others are included in a specific Board Support Package (BSP).

© 1996-2006, QNX Software Systems Gmbh & Co. KG. All rights reserved.
For more information, see "Copyright notices," below.

Bookset overview


System Architecture

Describes the philosophy and architecture of the microkernel, resource managers, processes, threads, message-passing services, and more.


User's Guide

Tells you how to use the QNX Neutrino runtime environment and perform system-administration tasks.


Programmer's Guide

Tells you how to get started writing programs, including interrupt handlers, resource managers, etc.


Building Embedded Systems

Tells how to get the OS running on your target embedded system, write an IPL, customize a startup program, etc.


Utilities Reference

Describes the QNX Neutrino utilities and manager processes. You'll also find the complete manual for the qed editor.


Library Reference

Describes the C library functions, including POSIX threads, kernel calls, resource manager functions, etc.


Audio Developer's Guide

Describes the audio drivers and API for developers who wish to write audio applications.


Addon Interfaces Library Reference

Describes the Addon Interfaces Library, and how to use it to add extendibility to applications using standard interfaces.



Deals with a series of topics, often platform-specific, that aren't covered in the basic docset.

Technical support options

To obtain technical support for any QNX product, visit the Technical Support section in the Services area on our website (www.qnx.com). You'll find a wide range of support options, including our free web-based Developer Support Center.

For typographical conventions used in our documentation, please see conventions.

Please email your comments on the documentation to docs@qnx.com.

Copyright notices

For complete copyright information, see the following:

QNX, Momentics, Neutrino, and Photon microGUI are registered trademarks of QNX Software Systems. in certain jurisdictions. All other trademarks and trade names belong to their respective owners.