AWS IoT Device Tester v3.1.0 for FreeRTOS is now available July 21, 2020 By admin AWS IoT Device Tester for FreeRTOS now supports FreeRTOS 202007.00 . AWS IoT Device Tester v3.1.0 for FreeRTOS includes new qualification tests for the over-the-air update (OTA) test group.