
USB devices
8 boardsKiCad boards from 5 GitHub repositories tagged “usb-devices”, the most starred first; open any of them in PCBKit.
- 2 layers39.8 × 16.4 mm

- 2 layers68.3 × 57.7 mm

Sdmux4
hnz1102/sdcdmux-emmc
SD CARD and eMMC Device Multiplexer with Infrared Remote Controller
115 parts16MIT - 2 layers55 × 65 mm

PS2-MSX F1
evandrosouza-developer/ps2tomsxUSB
This one is a full open design (electronics, pcb and firmware) of a PS/2 Keyboard adapter with USB console for use in MSX and other legacy computers - 15x8 matrix(BCD input - 8 bits "Low active" output).
35 parts7MIT - 4 layers75 × 55 mm

HIDMorph
cedarhacks/HIDMorph
Hardware/Firmware of HIDMorph, a lua configurable HID translation/generation device
50 parts4 - 2 layers22.4 × 18.5 mm

- 2 layers68.3 × 57.8 mm

Sdcdmuxemmc
hnz1102/sdcdmux-emmc
SD CARD and eMMC Device Multiplexer with Infrared Remote Controller
107 parts16MIT - 2 layers68.3 × 57.8 mm

Sdcdmuxemmc
hnz1102/sdcdmux-emmc
SD CARD and eMMC Device Multiplexer with Infrared Remote Controller
101 parts16MIT - 2 layers55 × 65 mm

PS2-MSX F4
evandrosouza-developer/ps2tomsxUSB
This one is a full open design (electronics, pcb and firmware) of a PS/2 Keyboard adapter with USB console for use in MSX and other legacy computers - 15x8 matrix(BCD input - 8 bits "Low active" output).
34 parts7MIT