AWS IoT Core Client

The “AWS IoT Core Client” library allows for the exchange of messages via the “AWS IoT Core” Amazon Service.

The library “AWS IoT Core Client” is now part of the product IIoT Libraries SL and is no longer available as single product.

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AWS IoT Core Client

AWS IoT Core Client

The “AWS IoT Core” service is a managing cloud platform from Amazon in which connected devices can work together easily and safely with cloud applications and other devices. The “AWS IoT Core Client” library provides function blocks for sending and receiving messages. Communication is encrypted and takes place by means of the MQTT protocol. In the AES environment, messages are typically transmitted in JSON format. The “JSON Utilities” library can be used for parsing and creating JSON files (


Programming system

CODESYS Development System V3.5.14.0 or later

Runtime system

CODESYS Control V3.5.14.0 or later

Supported platforms and devices

Note: Use the “Device Reader” project for locating the functions in the CODESYS Store free of charge.

Additional requirements

AWS Account (AWS IoT Core)



Workstation license

Required Accessories

CODESYS Security Key for CODESYS <

Version history

Version Release Notes
Release Date

This version fixes a bug for device versions greater than or equal version

  • Improved timeout handling
  • Bugfixes


Min. CODESYS version:

New Features:
  • Licensing without dongle

16.01.2019 Min. CODESYS version:

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