2023 Low Power Challenge | Hackaday.io

71 projects

A member based fully crowd funded and even corporate sponsor (s) but a democraticlly focused proposal based Grassroots Hacker Space Program

Hackaday In Space

Make a low-cost, low-power light show responsive to specific musical notes present in ambient sound.

Musical note-detecting light display

This ultra-low power sensor is used to monitor temperature. Long-range wireless using a CR2032 battery.

Long-Range Thermocouple Temp Sensor

discreet-mayor Discreet Mayor

The 2015 Hackaday Prize

wearable UV Index & weather sensor

UV-badge

Detect leaks for over 10 years on a coin cell.

Leak Detector - Rev3

francois-gervais Francois Gervais

An attempt at building a stylish, low-power calendar, thanks to the ESP32 and an e-paper display that (for now) resembles a framed picture

Low-Power E-Paper Calendar

WiFi/BLE-enabled low power e-paper display devboard

Paper WiFi

albertas-micknas Albertas Mickėnas

Put a bit of colorful randomness on your clothes !

Dice badge

pierre-loup-m Pierre-Loup M.

Hackaday Prize 2019

A new take on the LED coaster with wireless power charging and supercapacitor energy storage.

LED Coaster - Wireless/Batteryless

scott-clandinin Scott Clandinin

This automatic chicken coop door will help to keep your chickens safe

Kokot: a low energy chicken coop door

jp-gleyzes JP Gleyzes

A small low-power blinky using BPW34 photodiodes as solar cells

Greenhouse Blinky

matthias-koch Matthias Koch

An ESP32 based weather station investigating ESP32's Deep Sleep and ESP-NOW

ESP-NOW Weather Station

kevin-kessler Kevin Kessler

More sensitive to gamma radiation than a Geiger counter with the added bonus of telling exactly what's inside your samples!

All-In-One Gamma-Ray Spectrometer

Supplyframe DesignLab: 2023 Hackada…

This is an electronic voting machine. It can be used in all electoral votes types.

Electronic Voting Machine

marwene-selmi Marwene Selmi

Circuit sculpture: a table-top satellite model that shines and measures light (and is environmentally friendly).

A little CSK satellite for a bright workstation

andrea-console Andrea Console

A fully custom Arduino E-Paper BLE clock in a 3D Printed case using nRF52832 with one year run time one a single 18650

Triink - low power BLE E-Paper Clock

aaron-christophel Aaron Christophel

Drive silicon photomultipliers (SiPMs) and build yourself a simple scintillation counter quick and easy!

Mini SiPM Driver Board

Is it possible to + physically apply Newton's third law of motion as a dynamic cycle system in a motor device in a positive way.

It Can Apply the Newton III Law on an EngineSystem

carlos-barrera Carlos Barrera

Shooting for 10 sec/year accuracy with an ATmega and software-based, temperature-aware frequency correction

Remarkably Accurate Quartz Clock

A marker pen sized Geiger counter with up to 12 months battery life from 2xLR44, based on STM8L152K4 microcontroller

Compact, low-power Geiger counter

Hackaday Prize 2019

Table clock with e-paper display

Agora clock

daniel-zilinec Daniel Zilinec

Explorer is a small solar powered art piece with a dynamically scaled frame rate to conserve energy during those dark winter days

Explorer

jelle-reith Jelle Reith

Using an ePaper Display, investigate getting the lowest possible current usage from an STM32L0.

Coin Cell Powered Temperature/Humidity Display

kevin-kessler Kevin Kessler

Aloidia is a staggered, split, fully wireless solar-powered mechanical keyboard with extremely long battery life.

Aloidia: wireless split solar powered keyboard

nguyen-vincent Nguyen Vincent