How to Boost 3V to 1800V Without Any Chips (Electric Fly Swatter Circuit Breakdown)
Arduino-based dice throwing and coin flipping simulator with 3D-printed enclosure
The "Space 3D Diorama" is large shadow box miniature inspired by Chesley Bonestell classic space-age paintings with interactive features.
An 18650-powered ESP32 desk buddy with a 2.8" touchscreen and rotary knob: AI chat, weather, crypto, PC stats and BLE volume control.
How to Build an 8x Voltage Multiplier Circuit Using Only Diodes and Capacitors
Drag widgets, add rules without code, and export an Arduino project for your ESP32 display board. It runs in the browser.
A super tiny arcade that can carry around
An experimental device built to explore whether human intention correlates with deviations in a hardware-generated random sequence.
A tone-synthesizing STM32F407 audio player with FreeRTOS multitasking, I2S DMA streaming, pot volume, and LCD status feedback.
I wanted a small weather display for my desk that could show live weather updates without having to check my phone every time.
No matter if you want to do a simple counter, a clock or a fully integrated Home Assistant visualizer. With this set you can do it all.
PICO Arc is a tiny, fully functional pocket arcade built around the Raspberry Pi Pico. It's small enough to fit right into your pocket
Open-source Claude AI handheld on Adafruit MEMENTO: voice chat, retro cam, live space & weather data, ESP-NOW friends and games.
A PyPortal visualization that scroll across the largest images of our universe, bringing the vastness of space to the desktop
Follow me on my quest to automate my lab aka my workshop aka my home office. With custom builds and a Home Assistant Backbone
How to 3D print a case for a ESP32-C3 microprocessor and 1.8in TFT Display/Rotary Enc/Switch module for under $15
The CrowPanel 2.1-inch ESP32-S3 display can be transformed into a compact, intuitive, and highly practical universal timer
Two LED Matrices that can display 5 different animations, time and date using NTP, and scrolling text that you can set yourself!
Understanding Capacitor Charging and Discharging: A Visual Guide
How Does Electric Current Actually Flow? The Physics Behind Electricity Explained
Temperature, humidity, pressure and air quality on a 240x320 display: auto day/night dimming, history charts, alarms, JSON/CSV export.
Understanding Hall Effect Switch Types: Unipolar, Bipolar Latch, and Linear
With a low-cost ESP32 and WM8960, we built a complete real-time stereo parametric EQ with professional-style controls and presets.
An ESPHome external component that renders an ASCII aquarium on a display: aquariu/haloween/space/HA mode
