Hackster’s Handpicked Projects of the Week

An Alexa-Enabled Smart Fan, a DIY Google Cast Remote, a Robotic Cat, an Analog Cryptocurrency Meter + More

BOFF — Alexa Enabled Open Smart Fan

BOFF is a smart fan, controllable by voice with Alexa Smart Home skills and featuring visualisation of environmental conditions.

DIY Remote Control for Google Home and Chromecasts

A remote control for Google Cast devices such as Chromecast and Google Home implemented using Raspberry Pi Zero W and Pimoroni Button SHIM.

DIY Virtual Alike NEST Thermostat with Node-RED

Create your own DIY virtual alike NEST thermostat to set and control the temperature of your home wherever you are from your desired device.


A programmable and highly maneuverable robotic cat for STEM education and AI-enhanced services.

BCH PL$ — A Retro Analog Bitcoin Cash Meter

A retro analog crypto meter powered by the Particle Cloud and a webhook API.

Sharing Internet with the PocketBeagle on OSX

The PocketBeagle doesn’t have network connectivity out of the box because it’s a low-cost platform.

Making a Cheap Aquarium Parameters Controller

You will be able to create a small aquarium assistant which will switch on/off the light and control water parameters automatically.

“Hey Mycroft, Rock Paper Scissors”

Play rock, paper, scissors with Mycroft and Clarifai.


A connected pill dispenser to stop worrying about your beloved one’s medication.

Arduino Uno-Based, Easy-to-Build Pet Feeder

This is an easy to build pet feeder with 2 timers and accurate portions delivered each time.

Alexa, Put the Kettle On

Make a smart kettle for under £60 using Alexa and Arduino.

Qwiic FeatherWing

An Adafruit FeatherWing expansion protoboard with SparkFun Qwiic connectors.

Azure IoT Hub nRF24L01 Windows 10 IoT Core Field Gateway

Windows 10 IoT Core on RPI based nRF24L01 field gateway which enables sensor nodes to securely & reliably upload telemetry to Azure IoT Hubs.

NodeMCU LED Strip Controller

LED strip controller, based on the NodeMCU, complete with a 3D-printed enclosure and a PCB carrier board.

Automatic 360° Photography Turntable

An automatic DIY photography turntable for all the techie photographers out there.

Roboquin Speech Synthesis & Recognition with Alexa & Arduino

Roboquin’s speech synthesis and voice command recognition uses Amazon Alexa. Arduino is used to control its head and arm’s movement.

Talking Clock 2 — New Version (Bilingual)

This digital clock speaks the time in two languages (English or Portuguese).

DIY Anemometer: Wind Speed Sensor Device

Anemometer or a wind speed measuring device is a common weather station instrument. They are costly, so build one!

Raspberry Pi Cam Pan-Tilt Control Over Local Internet

Pan-Tilt Camera position Control over local internet, using Flask and Python.