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.
Other Projects
Gas Leak Detector with Arduino, Blues & Edge Impulse
This project can detect harmful gasses and alert the users.
B2G 1-- Swimming Theme - Making Waves with Water IoT
This project contains my entry to the Build2gether Inclusive Innovation Challenge with Hardware from Blues and Useful Sensors
Neonatal Incubator Monitoring using Blues & Qubitro
This project will detect any abnormality in the incubator’s conditions, such as low oxygen levels, high temperature, or irregular heartbeat.
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!
Indoor IoT Infection Risk Monitor with Blues and Qubitro
A travel-friendly device to monitor your exposure to CO2 in enclosed spaces to avoid infection risks.
Air-lert: Notify Workers of unsafe environmental conditions!
An alert is given (via a speaker and text message) if unsafe air conditions are detected and a person is in the room.
You CAN bus build this vehicle monitor system too!
Use Notecard and the Adafruit M4 CAN Express to monitor CAN bus for messages with particular IDs and upload those messages to the cloud.
Cellular Automated Hydroponics System with Blues & Qubitro
The objective of this project is to develop an Automated Hydroponics system that integrates cellular IoT.
Digitalizing the Wild with Blues
Explore a creative solution to help prevent human-wildlife conflicts with LoRa and Blues Cellular IoT.
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.
Build an Outdoor Heat Index Monitoring Solution with Blues
Learn how to create an outdoor heat index monitoring + alerting IoT project using Twilio and the Blues Notecard.
Monitoring DIY Lab Incubators via Cellular Networks
Create and keep track of an inexpensive DIY incubator with a Blues Notecard that sends data in real-time through cellular networks.
Water Quality Monitor with Blues!
Monitor water temp, ORP, TDS, and air temp/humidity to determine if water quality is degrading.
Remotely Query Sensor Data via SMS
Learn how to use text messaging to report on remote sensor data with Twilio and the Blues Notecard.
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.
LoRa powered solar PV monitoring system with Blues &Qubitro
Will guide you to build a LoRa E5-powered solar PV monitoring system with Blues cellular IoT and Qubitro cloud.
Widow's Might: Non-emergency IoT service buttons for Elders
How do we bridge today’s digital divide to connect homebound and elderly persons with helpful existing services?
No-code Intrusion Detection System with Blues Notecard
You can have an AIoT security system up and running with minimal configuration, without the need to write any code.
Cellular IoT on LattePanda 3 Delta
Will guide you to add a cellular IoT on the LattePanda 3 Delta.
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Remote Firmware Updates that Can't Brick Your Host MCU
This project shows how to use the Notecard and Outboard Firmware Update to remotely perform DFU without the risk of bricking your host.
Mobile Cloud Storing Sensory data using ESP32
An IOT based project which displays data which is captured by the sensor.

Build a Cellular-powered Fleet of Split-Flap Displays
Learn how to use the Notecard, Notehub. io, and an ESP32-S2 to remote-control a split-flap display
Building an Indoor Floor-Level Tracker for Response Teams
A highly accurate floor-level tracker for response teams at emergency events.
Indoor Asset Tracking using Wi-Fi Triangulation
Build a complete indoor asset tracking IoT solution using the Blues Wireless Notecard, an ESP32 host MCU, the Notecarrier-F, and Datacake.

Next-Level ML & IoT Workshop with Hammer of Blues (Wireless)
Build your own "Hammer of Blues". A custom dev board loaded w/ an STM32 MCU and sensors galore. Perfect for building an ML + IoT prototype.
Mapping the Outdoors with Adafruit. io and a Notecard
Learn how to use Adafruit. io, GPS, and a Blues Wireless Wi-Fi Notecard to map an outdoor space.
Serenity Now! Build your own Bluetooth WFH Stress Monitor
Manage your WFH stress with this Bluetooth and Cellular-based monitoring system.
Optimizing a Raspberry Pi for Off-Grid Power Consumption
Let's dive into how we can use a set of power-optimizing strategies on a Raspberry Pi and turn it into an off-grid IoT solution.
Pico Phone
Send text messages using the Raspberry Pi Pico and a cellular Notecard from blues wireless.
Cellular Signal Heatmap with Raspberry Pi Pico and GPS
Create a Google Map heatmap with cellular and GPS data acquired by a Raspberry Pi Pico and Notecard, using Python and Google Cloud Platform.
Adding Cellular to the Raspberry Pi Pico
Learn how to add a Cellular IoT device to the Raspberry Pi Pico.