2 layers20 × 54 mm

Switch PCB ESP01
RustyRailways/RustyRailways
Rust and Godot Based Autonomous Lego Train System
9 parts9MIT
KiCad boards from 2 GitHub repositories tagged “rust-esp”, the most starred first; open any of them in PCBKit.

RustyRailways/RustyRailways
Rust and Godot Based Autonomous Lego Train System

Angelo13C/3d-printer
Firmware, electronics, mechanics and control interface of a 3D printer