Wireless IoT for everyone

The Notecard is a simple, secure, affordable wireless IoT device. It works with any embedded language and connects to every cloud application. Explore our API reference, guides, and quick starts, or try the Notecard out for yourself using our browser-based serial terminal. You're covered with everything from SDKs in your favorite languages to sample apps for all major microcontroller families.

Get Started Buy Notecard

Get Started With the Notecard

Notecard Quickstart

Learn the fundamentals of the Notecard API with our interactive, browser based guide.

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Connect to your Notecard

Send data from Notehub to your Notecard

Notecard Tutorials

Learn how to program your Notecard from firmware, and connect to cloud services.

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Firmware tutorial

Notecard Playground

Explore the Notecard using a browser-based console.

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Explore a connected Notecard

Ready to start building with the Notecard?

Explore Using the Notecard

Notecard Guides

Explore our quickstart or start building your Notecard app with our language and cloud-provider tutorials.

Notehub Guides

Use Notehub to manage your fleet, visualize device data, and more.

Reference

Dig into the Notecard and Notehub API.

Notecard Firmware Libraries

Explore tools for communicating with the Notecard, firmware libraries for major languages, and samples for your favorite microcontroller.

Blues Hackster Hub

Get some inspiration from developers building fun and interesting projects with the Notecard and Notehub.

Disconnected

Disconnected

Having trouble connecting?

Try changing your Micro USB cable as some cables do not support transferring data. If that does not solve your problem, contact us at support@blues.com and we will get you set up with another tool to communicate with the Notecard.

Connect a NotecardClick 'Connect' and select a USB-connected Notecard to start issuing requests from the browser.