2 layers87.6 × 25.4 mm

Pingboard Prototype
PingTechGmbH/PingBoard
Mini keyboard with just four keys for core macros.
23 parts3MIT
KiCad boards from 3 GitHub repositories tagged “productivity”, the most starred first; open any of them in PCBKit.

PingTechGmbH/PingBoard
Mini keyboard with just four keys for core macros.

alex1klimovich/nrf52840-macro-controller
Custom nRF52840 productivity controller for digital artists — PCB, BLE/USB firmware, OLED, haptics, RGB, and enclosure CAD.

mubarizahmed/desk_control
Firmware for an ESP32 based physical productivity widget