MIMIC MQTT Simulator: dynamic, scalable device shadows on AWS IoT

This 2-minute Youtube video shows multiple, independent device shadows
updating from MIMIC MQTT Simulator to Amazon AWS IoT with dynamic,
real-time,  predictable, scalable values.

MIMIC allows to quickly create on-demand prototypes and proof-of-concepts for
your particular IoT Application based on AWS IoT device shadows.

Update 12/04/2019:

Our AWS IoT Get Started Tutorial Lab  allows you to get started with
AWS IoT Core in a matter or minutes, learning and experimenting quickly.

Update 2/24/2020:

Here is a video testing AWS IoT Rules.