A modular 3D-printed DIN-rail system that moves an ESP32 beside the breadboard, preserves prototyping space, and organizes larger electronics experiments.

ESP32 DIN-Rail Breadboard Prototyping System

Taking the ESP32 Off the Breadboard

micropython-ota-updater

Update MicroPython application files on an ESP32 from a GitHub branch using commit SHAs, staged downloads, startup confirmation, and rollback.

MicroPython OTA Updates from GitHub on ESP32

3D Printable – Laminar Flow

A practical look at three 3D-printed garden-hose laminar-flow nozzles: design stages, printing lessons, failures, and free model files.

3D-Printed Laminar Flow Nozzle: Design Lessons

How I Designed a 3D-Printed Laminar Flow Nozzle

Models section is now live!

Explore a browser-based Motorola 68000 assembly interpreter, a playable 68K Nibbles game, developer tools, and 3D-printing projects by smysnk.

68K Interpreter and Browser Projects | smysnk

Projects: Browser Tools, Retro Computing, and 3D Printing

3d-printing

esp32

making

prototyping

breadboard

din-rail

electronics

embedded-systems

fluid-dynamics

gardening

github

laminar-flow

micropython

models

ota-updates

portfolio

printables

projects

python

software

maker-tools

household

mounts

organization

gadgets

hydroponics

plumbing

gaming

tools

learning

pets

robotics

engineering

science

seasonal

toys

developer-tools

automation

3d-design

browser-runtime

retro-computing

testing

assembly

embedded

emulation

games

psychology

research

web-apps

writing

3d-modeling

build-tools

college-projects

computer-vision

consciousness

devops

local-first

node-js

react

reporting

robot-framework

ui-components

web-performance

Contact Joshua Bellamy