Clone this repo:
  1. 9fc3b41 [openthread] Enable RCP crash log feature by Jiaming Wang · 2 days ago main master
  2. e22ee2c Merge remote-tracking branch 'origin/upstream/main' into HEAD by Jiaming (Charlie) Wang · 9 days ago
  3. 323ffd8 [cli] add CLI `MacFilter` sub-module (#9088) by Abtin Keshavarzian · 9 days ago
  4. 9ad6924 [cli] add helper `OutputNat64Counters()` (#9087) by Abtin Keshavarzian · 10 days ago
  5. c6ea8af [tests] check whether the unreachable address is included in the DNS-SD response (#9075) by whd · 11 days ago

OpenThread Build Simulation Docker Coverage Status

What is OpenThread?

OpenThread released by Google is... open-source implementation of the Thread networking protocol. Google Nest has released OpenThread to make the technology used in Nest products more broadly available to developers to accelerate the development of products for the connected home.

...OS and platform agnostic, with a narrow platform abstraction layer and a small memory footprint, making it highly portable. It supports both system-on-chip (SoC) and network co-processor (NCP) designs.

...a Thread Certified Component, implementing all features defined in the Thread 1.3.0 specification, including all Thread networking layers (IPv6, 6LoWPAN, IEEE 802.15.4 with MAC security, Mesh Link Establishment, Mesh Routing) and device roles, as well as Border Router support.

More information about Thread can be found at Thread is a registered trademark of the Thread Group, Inc.

Who supports OpenThread?

Getting started

All end-user documentation and guides are located at If you're looking to do things like...

  • Learn more about OpenThread features and enhancements
  • Use OpenThread in your products
  • Learn how to build and configure a Thread network
  • Port OpenThread to a new platform
  • Build an application on top of OpenThread
  • Certify a product using OpenThread

...then is the place for you.

Note: For users in China, end-user documentation is available at

If you're interested in contributing to OpenThread, read on.


We would love for you to contribute to OpenThread and help make it even better than it is today! See our Contributing Guidelines for more information.

Contributors are required to abide by our Code of Conduct and Coding Conventions and Style Guide.


OpenThread is released under the BSD 3-Clause license. See the LICENSE file for more information.

Please only use the OpenThread name and marks when accurately referencing this software distribution. Do not use the marks in a way that suggests you are endorsed by or otherwise affiliated with Nest, Google, or The Thread Group.

Need help?

OpenThread support is available on GitHub: