SYSTEMS_REGISTRY

Ultra-miniature 95mm humanoid robot built as a Guinness World Record attempt (concluded). Reverse-engineered the proprietary WitMotion binary protocol over UART and BLE Nordic UART Service, creating custom Python drivers published to PyPI.

A benchtop computed tomography (CT) scanner project.

Continuous diffusion cloud chamber that visualizes charged-particle tracks, cooled by stacked Peltier modules - no liquid nitrogen or dry ice.

Battery tab spot welder built around a salvaged microwave oven transformer.

My first Newtonian reflecting telescope, with a static analysis and topology-optimization (generative design) study of the upper focuser ring.

Software-defined radio work with a HackRF One: a hand-built QFH antenna for NOAA weather-satellite reception, and sub-GHz signal capture and analysis with Universal Radio Hacker.

Electric resistance foundry for melting and casting aluminum and other non-ferrous metals, with PID temperature control.

High-voltage Lichtenberg wood-burning rig driven by a microwave oven transformer, producing fractal burn figures in wood.

3D printers built, rebuilt and heavily upgraded over the years, with printed brackets and custom mods - the manufacturing engine behind the robotics, drone and RC projects here.

A 3018 CNC machine, plus a lightly modified GRBL fork that extends 28BYJ-48 unipolar stepper support to all three axes for a 2D plotter.

ESP32-based RC plane controller: the ESP32 (Seeed XIAO ESP32-S3) hosts its own Wi-Fi network and a web page with a virtual joystick for two DC motors, plus live IMU data, signal strength and an event log.

A DIY 3D-printed RC plane with twin pusher motors and winglets, designed, printed and flown.

Store-bought grey RC plane.

Store-bought RC flying wing.

Deep learning generative modeling system using a conditional deep convolutional GAN to synthesize and edit faces by attributes (gender, hair, hat, eyeglasses, smiling), with a small desktop app.

Custom-built FPV racing and freestyle quadcopters, assembled from individual components and tuned in Betaflight.

ArduCopter-based GPS drone flying autonomous waypoint missions with ground-station telemetry.

FlySky FS-i6 transmitter modified with community open-source firmware for extra channels and telemetry.

A Pwnagotchi build: the open-source, AI-driven WPA handshake-capture rig on a Raspberry Pi Zero with an e-paper display.

ESP8266/ESP32 Wi-Fi deauther build for 802.11 security research - raw frame injection and deauthentication testing.

Self-hosted Home Assistant hub running the home's automation and telemetry - local-first, no cloud dependence.

Headless OctoPrint servers for remote 3D-print management and monitoring.

A spark-gap air-core Tesla coil built around a hand-wound secondary.

Electrochemistry bench work: nickel plating and electrolysis-based rust removal.

Custom multi-rail bench power supply built for the electronics workbench.

CRT television converted into an X-Y vector display by driving its deflection yoke directly.

A Keras image classifier that detects fire and smoke in images, using transfer learning on a VGG16 base.

An Icy Tower clone built in PyGame, with a bot trained using the NEAT neuroevolution algorithm - play, train and test modes.

A Keras model (VGG16 with two added dense layers) that distinguishes a healthy chest X-ray from one with pneumonia. Reached 92% accuracy (author-reported; the test split is not documented in the repo). A learning project.

Windows kernel-mode driver serving memory read/write to a usermode client through a hooked dispatch routine, plus DLL-injection game hacks and glibc heap-exploitation challenges.

ERP software for tire and auto repair shops.

A robot arm design targeting the Guinness World Record for the world's smallest robot arm (current record: 39.25mm, as of October 2026). Application filed October 2026. Work in progress: the arm is not built yet, and no record is held or claimed.

Custom FDM-printed lithophanes that convert photographs into backlit relief images, including a spherical moon lamp with an embedded photo lithophane and flat gift panels.

Data-recovery work on a faulty WD 2TB drive, involving installation and flashing of a replacement controller board.

Wearable articulating costume wings built for Purim - white feather wings and black bat wings on a backpack harness; lowering the hands raises the wings.

An Arduino-based robot car built for mapping and navigation experiments with distance sensing.

Home learning project: a 3D-printed SO-101 arm trained with an ACT imitation-learning policy to pick a chocolate bar off the desk and drop it into a mug - 52 teleop demos, $2.23 of cloud training, autonomous rollout.

Induction heater built around a ZVS driver.

Store-bought twin-motor RC plane.

Mapping and navigation based on an ultrasonic TOF sensor only.

Pink foam RC plane with a propeller.

White foam wing section cut with a hot wire.

Planes made from foam board sheets, glued together.

Drone with a GPS module.

Foam board RC airplane F-15.

Foamboard plane project - Spitfire.

Bought RC plane with a 185cm wingspan.

Bought VTOL plane - Eachine Mirage E500.

Rust removal by electrolysis.

Early attempts at building a custom lab bench power supply.

DIY build of a DSO138 handheld oscilloscope.

Open-source SDR handheld for replay attacks and satellite work.

A Variational Autoencoder in PyTorch trained on CelebA faces and an anime-faces dataset, with 64x64 generation examples.

A two-pass assembler written in C that assembles assembly source into object, entry and extern files.

A headless Blender (bpy) pipeline that takes a raw mesh and outputs a print-ready model: retopology, resizing, cleanup and hollowing.

A chess game in C++ with a client-server architecture, built as a Visual Studio solution.

A neural network for MNIST handwritten-digit recognition implemented from scratch using only NumPy - no ML frameworks.

A browser extension that fixes text typed in the wrong keyboard language.

Our first Ludum Dare game, built in Unity for the Ludum Dare 46 game jam.

A Next.js web app that draws pixel art onto your GitHub contribution graph by generating commits on the right dates.

B2C web platform that turns a personal photo into a custom 3D-printed figurine. Upload a photo, an AI pipeline generates a stylized 3D character, the customer approves a preview, and the figurine is printed and delivered. Built with a partner; live at shelfie.space.