Pimoroni Keybow Mini Mechanical Keyboard Kit with Raspberry Pi [Linear (Soft) Switches] : ID 4144 : $74.95 : Adafruit Industries, Unique & fun DIY electronics and kits
Hot Swap Mechanical Keyboard Kit without Keycap 35Keys Macro Keyboard QMK Customize DIY keyboard for Window Mac one hand keypad|Keyboards| - AliExpress