Explore M3

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Apr 07, 2017

New Project Launched: Hornbill ESP32 IoT Development

Hi There,

I am writing to inform you about our newest product, Hornbill.

Explore M3 was about learning to program and use the ARM cortex M3 and using them in your products and projects.

If you’re looking for a similar powerful micrcontroller with builtin Wi-Fi and Bluetooth, Hornbill ESP32 should be good option for you. The Hornbill ESP32 dev board is the one to start with.

It has a the certified ESP32 module, a LiPo charger and built in USB to Serial. During the campaign the board is available for a special price of $12 including free shipping worldwide.

Should this interest you, head over to the campaign with the link below. There are several other options as well.


Once again, thank you for supporting Explore M3 and help us bring more open hardware to you.

Sandeep Patil

$5,615 raised

of $700 goal

Funded! Order Now

Oct 13 2016

funded on





Product Choices


Support Explore M3

Support open source hardware and software!


Explore M3

One Explore M3 board, fully assembled with headers. All you need to get started is a micro USB cable!


Explore M3 2-pack


Explore M3 5-pack


Soda Debug Adapter

SODA is a open source debug adapter that can be used to program and debug Explore M3. We have successfully tested SODA to work with Kiel, we are working on making it work with Eclipse and ARM GCC, so that you’ll have a open development tool chain.


ARM Starter Kit

The ARM starter kit equips you with all the components to complete most the tutorials in both the Arduino Series and the Bare Metal Series. We will continue to add some cool hacks and tutorials with these kits like retro games, data loggers etc. Explore M3 is all about learning ARM, than anything else, this kit will definitely get you started.

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