The Azure SDK team is pleased to make available the November 2020 client library release.


  • Azure IoT PnP

Installation Instructions

To install any of our packages, copy and paste the following commands into a terminal:

git clone

git checkout <tag_name>


If you have a bug or feature request for one of the libraries, please post an issue to GitHub.

Release highlights

azure-sdk-for-c Changelog

New Features

  • Public preview version of a new set of APIs to simplify the experience using IoT Plug and Play. To consume this new feature, a new CMake target has been added az::iot::pnp. The APIs can be found in its header file: az_iot_pnp_client.h.
  • New samples showing how to consume the new IoT Plug and Play APIs:
    • paho_iot_pnp_component_sample.c
    • paho_iot_pnp_sample.c
    • paho_iot_pnp_with_provisioning_sample.c

Bug Fixes

  • [#1472] Fix az_iot_message_properties_next() when the buffer in which the properties were kept was bigger than the length of characters in the buffer.

Other Changes and Improvements

  • [#1473] Add remove server certificate validation on paho and ESP8266 samples.
  • [#1449] Add basic reconnection capability for the ESP8266 sample.
  • [#1490] Fix static analyzer flagging of non-checked return value in az_iot_hub_client_c2d_parse_received_topic().

Latest Releases

View all the latest versions of C packages here.