Open-source boards designed in KiCad by Rainier-PS on GitHub, from 4 repositories. A board’s address here is its repository’s there.
Rainier-PS/DIY-Bluetooth-Mechanical-Keyboard
This custom-designed DIY Bluetooth mechanical keyboard features hot-swappable switches, USB-C, a slide potentiometer, built-in NFC, and a 6° ergonomic tilt with wrist rest.
Rainier-PS/DogFace-PCB-Art
A dog-shaped interactive PCB art keychain with LEDs, buttons, a vibration motor, and a custom outline — made with KiCad.
Rainier-PS/GridCore
GridCore is a modular 2×2 LED grid game and tool platform built for the Xiao RP2040.
Rainier-PS/Hackpad-Rainier
A 3×3 macropad with OLED, encoder, LED backlight, and KMK firmware (Seeed XIAO RP2040).