Solutions to advance your
EMBEDDED DEVELOPMENT

gears icon animated

RTOSX KERNEL

RTOSX KERNEL is an Industrial Grade alternative to Eclipse ThreadX, enhanced with PX5 RTOS technology. Fully API-compatible with existing THREADX applications, it remains one of the smallest RTOS options, requiring less than 3KB of flash memory and RAM.

RTOSX KERNEL meets stringent safety standards like IEC 61508 SIL 4, ISO 26262 ASIL D, and offers advanced features like Pointer/Data Verification (PDV) and centralized error handling.

Discover RTOSX KERNEL
RTOSX FILE

RTOSX FILE

The Industrial Grade alternative to Eclipse FileX, RTOSX FILE is a high-performance, FAT-compatible embedded file system that’s API-compatible with FILEX, requires less than 8KB of flash memory, and offers advanced safety, security, and fault tolerance for memory-constrained devices.

Visit RTOSX FILE

RTOSX NET

The Industrial Grade alternative to Eclipse NetX Duo, RTOSX NET is a high-performance, IPv4/IPv6 TCP/IP network stack, API-compatible with NETX DUO, requiring less than 9KB of flash memory. Enhanced with PX5 NET technology, it offers advanced safety, security, and zero-copy packet processing for memory-constrained devices.

Visit RTOSX NET
RTOSX NET
RTOSX USB

RTOSX USB

The Industrial Grade alternative to Eclipse USBX, RTOSX USB is a high-performance, API-compatible USB stack requiring just 10KB of flash for host operation and 5KB for device support, scaling automatically based on application usage. Enhanced with PX5 data encapsulation technology, it offers safety certification, advanced verification, and robust error handling. Portable across major architectures and toolchains, RTOSX USB is easy to integrate with full source code, professional support, and royalty-free licensing.

Visit RTOSX USB

Engineering Services

Leverage our unmatched expertise to accelerate your time-to-market and elevate product quality. With a proven track record and unwavering dedication, we ensure the success of your project. Contact us today to learn how we can help your team achieve even greater results!

[ Hello world! ]


Get Engineering Today!

Welcome to THREADX Support center!

We offer professional support services leveraging decades of RTOS domain expertise, including creating THREADX and associated middleware. Our dedicated team is ready to address any challenges you may face, providing timely responses and resolutions. Our support scales from individual developers through entire enterprises. Additionally, our Extended Long-Term Support (ELS) ensures stability, security, and maintenance for specific THREADX versions to align seamlessly with your device's lifecycle. All of this helps ensure the success of your THREADX-based systems.

Get Support Today!
THREADX Support

Professional Support for Eclipse ThreadX and middleware

Original authors of THREADX (and middleware) are here to help!

RTOS

The power of RTOS

Discover how Real-Time Operating Systems offer a platform to achieve multithreading and concurrency in environments with limited resources. This enables developers to concentrate on their application logic, eliminating the need to manually manage processor resources.

Learn RTOS

Explore the Latest RTOS

PX5 RTOS Introducing the advanced 5th generation PX5 RTOS with native POSIX pthreads+ support.

Should your project require cutting-edge RTOS technology or the sharing of code between an embedded Linux project and a deeply embedded one, the PX5 RTOS, designed for industrial-grade applications, provides the ideal solution.

Explore PX5 RTOS

This site may contain content from Microsoft Corporation under an MIT license. Here is the necessary MIT license information:   Copyright ©  Microsoft Corporation
This program and the accompanying materials are made available under the terms of the MIT License which is available at https://opensource.org/licenses/MIT.   SPDX-License-Identifier: MIT

ThreadX, GUIX, FileX, NetX Duo, and USBX are registered trademarks of the Eclipse Foundation.

RTOSX, RTOSX KERNEL, RTOSX FILE, RTOSX NET, and RTOSX USB are trademarks of PX5.

Your Feedback

Matters!

Please answer 5 quick questions to help us better meet your needs!

What do you like about the RTOSX?

What do you dislike about the RTOSX?

What would you like to see the RTOSX?

What do you like about our website?

How can we improve our website?

Survey Completed

Thank you

We sincerely appreciate your valuable input and the time you’ve taken to complete a survey.