Ximi:
- integrated RP2040 controllers
- left Cirque trackpad
- right trackball (golden trackball from Perixx)
- dual rotary encoders
- dual haptic feedback
- audio buzzer
- 3 way thumb switches
- Gazzew U4 switches
- MT3 Pulse keycaps
- MJF nylon case printed by JLCPCB
If you can solder there’s lots of inexpensive split PCBs available, e.g https://www.littlekeyboards.com/collections/new-products/products/corne-mx-hotswap-pcb-kit-v3