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Rei Johnson

18 y/o Programmer, Student Trans MtF Pride

Maryland, United States

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Codeberg

This user joined on 06/17/2025.

My Projects

Open-sourced reverse-engineer of the LEGO SMART Brick's electrical engineering components by a hobbyist.

Reverse Engineering a LEGO SMART Brick

rei-johnson Rei Johnson

Projects I Like & Follow

Follow for the 'Hacklet' and latest news about hackaday.io

Hackaday.io Project

The 2015 Hackaday Prize

An open source hydroponic garden control, monitoring, and grow system with cloud database and dashboard.

HydroPWNics

STEAL-THIS-HARDWARE

Sofware usb host for connecting mouse , keyboard and joystick to ESP32

ESP32 usb software host

samsonov-dima Samsonov Dima

Hackaday Prize 2019

Creating a free & open source global IoT network, democratizing access to space by miniaturizing aerospace systems.

FossaSat-1, Open Source Satellite

julian-fernandez Julian Fernandez

The 2016 Hackaday Prize

how you can make this cool looking radar using the Arduino Board and the Processing Development Environment

Make a Radar Station with Arduino and Processing

I rebuilt my Passap E6000 knitting machine so that I can now control not only the front but also the rear needle bed.

Passap E6000 rebuilt and replaced console

irene-wolf Irene Wolf

2021 Hackaday Prize

the FIRST Single-board DIY 8-bit Personal Computer with VGA, Mice, Ethernet and Printer support, GPIO and CP/M powered!

CRISS CP/M 8-bit Homebrew DIY Computer (AVR based)

USB MSD Bootloader for PIC Microcontrollers

USB μC - USB PIC Bootloader

I don't want to pay $200, when i can pay $250 and learn something. Wireless audio by someone who doesn't know anything about it.

HQ Wireless Audio

The 2015 Hackaday Prize

Detect HIV, Ebola, Tuberculosis and other diseases, cheaply and reliably.

DNA-LAMP Diagnostic Device

If you want to enter FPV world in a cheap way, read these pages !

A poor man's FPV journey

jp-gleyzes JP Gleyzes

By gimbaling the camera view instead of the actual cameras, orientational error and resulting motion sickness are greatly diminished.

Minimal Latency Oculus Rift FPV

karri-palovuori Karri Palovuori

The 2015 Hackaday Prize

Turning the BeagleBone Black into a retro gaming appliance

Beagle Entertainment System

andrew-henderson Andrew Henderson

The schematic diagram has large size, but it's quite simple. The heart of the schematic is ATmega16-16AU

Sat finder project

Hardware and software to simplify FPGA development and interaction.

Nysa: FPGA Development Environment

Resto-Mod Dungeons and Dragons Digital Dice Tower based on a 1975 Bell & Howell IMD-202 Digital Multimeter

1978 "Heathkit" D&D Digital Dice Tower

john-anderson John Anderson

This is my project page for my new home brew computer, a multi-processor 63c09 and AVR SBC.

HB63C09M - 10x10 HD63C09 Based SBC

dave-collins Dave Collins

The 2018 Hackaday Prize

Interference-resistant sensor for multiple-robot environments

Spread-Spectrum IR Proximity Sensor Module

ted-yapo Ted Yapo

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