Smarter Home Energy Use with Open Source and Cheap Sensors.

An Arduino powered internet connected weather station sending data to weather underground for storage and viewing.

Simple project to measure temperature (with two sensors) and humidity, and send them to the terminal (monitor) and also to a LCD display.

Measuring engine data with Arduino and retrieve/display it over LAN in a webpage with awesome configurable steelseries gauges .

This project is based on Arduino radar (HC-SR04) which is digitally visualized using Processing.

This smart dog collar offers an immediate reward marker to reinforce correctly obeying the trainer's commands.

A device which collects data (environmental, soil and photosynthesis values) of plant(s) and then stores/analyze using a MKR1000 and Azure.

How to build a device for estimating blood alcohol content from a breath sample. Developed with Zerynth and an ARM board.

Wake up, get productive or sleepy with the help of all available senses only when you need it.

Our objective is to design, build and implement in-the-field technology in an ecological way that generates environmental awareness.

Magic wand to paint with color light based on temperature.

Clouds meter <> establish the height of clouds through an IR measurement temperature of saturation.

Connect Arduino to a web browser over Bluetooth and see a 3D model and graph moving around - magic!

A low cost air quality monitoring device created with an aim to detect pollution hotspots caused due to traffic jams or factory emissions.

Spending $1,000 on suspension repairs because the city failed to fix the potholes? This project makes sure that never happens again.

IoT + machine learning solution to air pollution in real-time.

A pantry which can automatically replenish kitchen items.

Simple data logger that stores electrical data (voltage, current, power, energy, etc.) in an SD card, with timestamp for later analysis.

A cube with all the necessary sensors, suitable for a wide range of applications like agriculture. Know the land beneath you!

Use the cheap Fiagro TGS4161 Sensor to monitor CO2

eNVIRO is an advanced weather station with remote sensor.

An environmental monitoring system using a Nano, with GPS, BME680, VEML6070, MiCS-5524, BH1750, a 128x64 OLED, and NeoPixels.

I have started to build it for a homemade amplifier, to set the speed of the fans by the temp of the heathsink and so on.

Like a real pyranometer, realize a measurement of sun power.