2 layers141 × 49.5 mm

Kiboard
gtx-lover-69/lil-kiboard
A small, simple keyboard one one PCB using tactile switches and an ESP32
129 parts
Boards in 1 GitHub repository, designed in KiCad, that use the STMPE1600Q by STMicroelectronics (-40℃~+85℃ 1.65V~3.6V 16 400kHz I2C Interrupt Output Reset function、Cascade and address expansion QFN-24-EP(4x4) I/O Expanders ROHS). See how each wires it, with its parts, size, README and files; the STMPE1600Q’s symbol, footprint and pinout are on its own page.

gtx-lover-69/lil-kiboard
A small, simple keyboard one one PCB using tactile switches and an ESP32