Recent Projects

Air-gapped Double Ratchet protocol on a commercial Arduino kit.

Arduino End-to-End Encryption

aritz-erkiaga Aritz Erkiaga

Connect 1980s computers (MSX, CP/M, C64, Apple II) to Claude AI via WiFi. ESP32 MCP bridge brings modern intelligence to vintage machines.

Bridge Across Decades

nishioka-sadahiko Nishioka Sadahiko

Survival stories with an Ender 3. Sadly hackaday has no organization features.

How to win at 3D printing

lion-mclionhead lion mclionhead

An experiment in turning aerodynamic theory into a practical, 3D-printed aircraft that can actually take to the sky

Fully 3D-Printed RC Plane

adrian-bodlaender Adrian Bodlaender

low-cost e-ink typewriter

etyper

An operating system written in Java

How to build a Novel JavaOS?

Projects which are using ESP32 microcontroller

How to use ESP32 in your Projects?

Training an AI in kernel space

KernelGPT

ethan-zhang Ethan Zhang

Stop wasting time with unreliable data! Learn to build a precision IoT sensor with ESP32 & BMP280. Pro circuit guide + free PCB files!

ESP32 BMP280 Pressure Monitor

silcios-lab Silícios Lab

CS12

A list of my skills

Skills set

Open-hardware ESP32 WiFi activity monitor for your desk, showing nearby wireless activity.

Spectrum One — ESP32 WiFi Activity Monitor

currenari-lab Currenari Lab

compact, energy-efficient, battery-powered system for ePaper-based display of information gathered via Wi-Fi

inki - low power wireless epaper device

Plug in your USB-to-serial adapter → Click "Connect" → Talk to your ESP32/Arduino/STM32/Sensor. Send raw HEX or ASCII, save the logs.

Web UART Terminal - Easy to use

aleksei-tertychnyi Aleksei Tertychnyi

Mini-PI Media Server for use on home network or as a wifi access point to stream media from

Mini-PI Media Server

"The display becomes a terminal. The computing happens elsewhere."

Gitzian - A Flexible Display Decoder Ecosystem