The project cabinet

Proof is a thing
you can use.

These are the projects behind the lessons: tools made to solve one real irritation, connect two stubborn systems, or give people and agents a better way to work together.

01
Hardware bridgePublic buildPublic project

keeBLEr

An ESP32-S3 bridge that turns a browser into a keyboard for almost any USB host—even a C64.

02
Bench utilityPublic buildWorking tool

Twiddle

A resilient local service that gives cheap, flaky BLE power meters stable names and clean readings.

04
Model experimentPublic buildPublic experiment

SeqGPT

A compact playground for teaching small transformers patterns you can see, measure, and interrogate.

05
Playful hardwarePublic buildPublic experiment

Shining Mask

CircuitPython, Bluetooth, a Wii Nunchuck, and an LED mask assembled into a wonderfully unnecessary puppet.