#3d-printing
2 open-source ESP32 project guides tagged #3d-printing: build steps, hardware and firmware.

Firmware & Deployment · Intermediate
OpenSpool: Build an NFC Filament Reader for Your 3D Printer
Build an ESP32-powered NFC reader that automatically updates your Bambu printer's filament settings when you tap a tagged spool.

Robotics & Smart Devices · Intermediate
Sesame Robot: Build an ESP32 Mini Quadruped for $50–60
Step-by-step guide to building Sesame, an open-source 4-legged walking robot powered by ESP32, with an OLED face, WiFi API, and voice assistant support.