The Espressif Thread Border Router SDK v1.3 release.

It's based on ESP-IDF v5.5.2, the corresponding OpenThread commit is 36b14d3.

This version has already obtained Thread v1.4 certification. You can find the certification details here.

Use the following commands to download the ESP-IDF and ESP-Thread-BR for this release:

git clone -b v5.5.2 --recursive https://github.com/espressif/esp-idf.git
git clone -b v1.3 https://github.com/espressif/esp-thread-br.git

The latest documentation is available at: https://docs.espressif.com/projects/esp-thread-br.

ChangeLog

This is the list of changes since release v1.2:

Added

• Added APIs to start or stop the OpenThread stack (espressif/esp-idf@31b8066)
• Added a function to exit openthread main loop safely (espressif/esp-idf@f704630)
• Supported Wi-Fi configuration in SoftAP mode (f360147)
• Supported multicast forwarding cache filter in Thread BR (espressif/esp-idf@0586744)
• Supported DHCPv6 PD feature (espressif/esp-idf@0586744)
• Added DHCPv6 PD codelab (4da9e5e)
• Supported the ephemeral key QR code for M5Stack Thread BR (32a2931)

Changed

• Supported custom netif config during initialization (espressif/esp-idf@6334043)
• Updated the OpenThread examples to use the new APIs, simplifying Thread initialization and deinitialization (espressif/esp-idf@31b8066)
• Updated OpenThread examples to use esp_console. The ot prefix is required when running OpenThread CLI commands (espressif/esp-idf@31b8066)
• Generated the dataset randomly (d188172)
• Updated openthread submodule (36b14d3ef) (espressif/esp-idf@0586744)
• Refactored openthread rcp update APIs to simplify RCP update flow (4c1b767)

Fixed

• Fixed a potential stack overflow issue in TREL browse (espressif/esp-idf@332c73b)
• Fixed an occasional multicast router initialization failure (espressif/esp-idf@332c73b)
• Fixed a deadlock issue in DNS resolver (espressif/esp-idf@332c73b)
• Fixed an issue where NVS was not opened from the configured partition (espressif/esp-idf@332c73b)
• Resolved the RCP data transmission issue over USB Serial JTAG (espressif/esp-idf@166e12c)
• Enlarged the spiffs writing size (e38ba1e)