Scaling an IoT deployment? Join our webinar on May 28th where we dive into real-world scaling pain points and how to overcome them.

Blues Developers
What’s New
Resources
Blog
Technical articles for developers
Newsletter
The monthly Blues developer newsletter
Terminal
Connect to a Notecard in your browser
Developer Certification
Get certified on wireless connectivity with Blues
Webinars
Listing of Blues technical webinars
Blues.comNotehub.io
Shop
Docs
Button IconHelp
Notehub StatusVisit our Forum
Button IconSign In
Sign In
Sign In
What’s New
Resources
Blog
Technical articles for developers
Newsletter
The monthly Blues developer newsletter
Terminal
Connect to a Notecard in your browser
Developer Certification
Get certified on wireless connectivity with Blues
Webinars
Listing of Blues technical webinars
Blues.comNotehub.io
Shop
Docs
homechevron_rightDocschevron_rightExample Appschevron_rightCommunity Projects

Community Projects

Blues and our community regularly publish projects on Hackster to showcase the things we're building. Check out these guides for reference implementations, and for inspiration for the app you might want to build next.

Trending

Chicken Guardian - Scaring Off Predators w Object Detection banner
  • Advanced

Chicken Guardian - Scaring Off Predators w Object Detection

Using object detection to identify and scare away predators, as well as to notify us of their presence with a literal siren.

By donutsorelse

Number of likes14Number of views1585View full project details in new tab
Check Indoor Air Quality w/ Blues, IFTTT, and Adafruit IO banner
  • Intermediate

Check Indoor Air Quality w/ Blues, IFTTT, and Adafruit IO

Learn how to build an indoor air quality monitor using the Notecard Cellular from Blues to sync AQI sensor data with Adafruit IO and IFTTT.

By Rob Lauer

Number of likes11Number of views371View full project details in new tab
Multi-Model Edge AI on Raspberry Pi w/ Edge Impulse & Blues banner
  • Intermediate

Multi-Model Edge AI on Raspberry Pi w/ Edge Impulse & Blues

Build a Python app that uses multiple ML models to perform object detection and anomaly detection + connect to the cloud via Blues Notecard.

By Rob Lauer

Number of likes13Number of views1030View full project details in new tab

GPS/GNSS Tracking

Package Handling Assurance System banner
  • Intermediate

Package Handling Assurance System

A solution employing machine learning and cellular IoT for the secure transportation of packages.

By Nekhil

Number of likes4Number of views184View full project details in new tab
Build a Cellular Cargo Tracker with Geofencing & SMS Alerts banner
  • Beginner

Build a Cellular Cargo Tracker with Geofencing & SMS Alerts

Cellular-based system for tracking the location of an asset, sending GPS data to the cloud and using geofencing to issue SMS alerts.

By Hayden Roche & Rob Lauer

Number of likes17Number of views1494View full project details in new tab
Asset Management in Remote Location banner
  • Intermediate

Asset Management in Remote Location

Asset Management and theft detection in remote location using edge impulse and blues wireless

By Thareeq Anwar k

Number of likes7Number of views476View full project details in new tab

Machine Learning

Fiber Optic Fault Alert with Blues, Edge Impulse & Qubitro banner
  • Intermediate

Fiber Optic Fault Alert with Blues, Edge Impulse & Qubitro

This project tutorial will show you how to implement a Fiber Optic Cable fault detection system with machine learning, Blues & Qubitro.

By Pradeep

Number of likes12Number of views545View full project details in new tab
ML Person Detection with FireBeetle 2 and Blues Cellular banner
  • Beginner

ML Person Detection with FireBeetle 2 and Blues Cellular

Will guide you to build a ML based people detection with FireBeetle 2 and Blues Cellular IoT.

By Pradeep

Number of likes5Number of views397View full project details in new tab
Product Quality Analyzer using Unit V2 & Blues Wireless banner
  • Intermediate

Product Quality Analyzer using Unit V2 & Blues Wireless

Will guide you to make a Cellular IoT based Product Quality Analyzer with M5Unit V2.

By Pradeep

Number of likes6Number of views704View full project details in new tab

Remote Monitoring

Surface Cracks Detection and Notification Systems with Blues banner
  • Advanced

Surface Cracks Detection and Notification Systems with Blues

A vigilant AI sentinel detects surface cracks and dispatches image and location data to the cloud via the cellular network.

By Naveen

Number of likes28Number of views5571View full project details in new tab
Blues-powered Smart Charging Station banner
  • Intermediate

Blues-powered Smart Charging Station

Introducing a Blue Wireless-powered Smart Charging Station, offering grid-independent EV charging.

By Shebin Jose Jacob & Nekhil

Number of likes3Number of views242View full project details in new tab
LoRa Cellular Gateway based Farming with Blues banner
  • Intermediate

LoRa Cellular Gateway based Farming with Blues

LoRa Cellular Gateway-based farms, integrated with Blues technology, deliver real-time insights on soil conditions and crop health.

By Samith

Number of likes5Number of views550View full project details in new tab

Fun!

Space Invaders Game Using Blues And Accelerometer banner
  • Intermediate

Space Invaders Game Using Blues And Accelerometer

Innovation of a light and comfortable joystick with Blues and accelerometer useful for people with disabilities while playing

By Guillermo Perez Guillen

Number of likes2Number of views132View full project details in new tab
DIY Drone using Blues Swan 3.0 and Notecard banner
  • Intermediate

DIY Drone using Blues Swan 3.0 and Notecard

Craft your own Air-Quality & Weather Monitoring Drone: DIY tech meets environmental awareness. Build, sense, explore, and contribute!

By Abhishek Chavan

Number of likes15Number of views2455View full project details in new tab
Remotely Terrorize the Neighborhood Kids on Halloween banner
  • Beginner

Remotely Terrorize the Neighborhood Kids on Halloween

Learn how to build a "jump scare" skeleton that is remotely triggered using the Blues Wireless Notecard (without a host MCU!).

By Rob Lauer

Number of likes22Number of views1663View full project details in new tab

Home Automation

Smart Door Lock With ESP32 and Blues Notecard banner
  • Intermediate

Smart Door Lock With ESP32 and Blues Notecard

Create a smart door lock that utilises BLE for local unlocking and a mobile app integrated with Blues Notecards for remote unlocking.

By Pius Onyema Ndukwu

Number of likes5Number of views1412View full project details in new tab
Green Box: Remotely Controllable Power Consumption banner
  • Expert

Green Box: Remotely Controllable Power Consumption

Green Box: Manage & monitor your energy use remotely! Plug in, access, and save power. Eco-friendly control at your fingertips.

By Daniel Legut

Number of likes6Number of views481View full project details in new tab
Revolutionize Your Automation Game with Blues & DFRobot banner
  • Intermediate

Revolutionize Your Automation Game with Blues & DFRobot

Build your own home automation system using the Blues Notecard, Notehub, Node-RED, and Qubitro.

By Pradeep

Number of likes2Number of views138View full project details in new tab

Other Projects

River Level Monitoring with Blues Notecard banner
  • Intermediate

River Level Monitoring with Blues Notecard

This monitoring system tracks water levels in real-time, using cellular networks for efficient data transmission and flood prevention.

By Naveen

Number of likes20Number of views1838View full project details in new tab
Easily Track Your Project’s Energy Usage with Google Sheets banner
  • Beginner

Easily Track Your Project’s Energy Usage with Google Sheets

Need to log how much energy your connected project is using while it's deployed in the field? Blues' Mojo is here to help!

By Alex Bucknall

Number of likes9Number of views1155View full project details in new tab
A Magic LoTR Inspired Cape - Lights Up with Weather banner
  • Beginner

A Magic LoTR Inspired Cape - Lights Up with Weather

Inspired by "Sting" from Lord of the Rings, the cape lights up with different colors based on incoming weather.

By donutsorelse

Number of likes5Number of views246View full project details in new tab
© 2025 Blues Inc.
© 2025 Blues Inc.
TermsPrivacy
Notecard Disconnected
Having trouble connecting?

Try changing your 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.

Advanced Usage

The help command gives more info.

Connect a Notecard
Use USB to connect and start issuing requests from the browser.
Try Notecard Simulator
Experiment with Notecard's latest firmware on a Simulator assigned to your free Notehub account.

Don't have an account? Sign up