Open-source boards designed in KiCad by donpivo on GitHub, from 7 repositories. A board’s address here is its repository’s there.
donpivo/TuningIndicator_6U5
donpivo/DewaltXR_BatteryConnector
donpivo/STM32_WhiteBoard
donpivo/TurntableAccessories
donpivo/AGC_Disabler
donpivo/DisplayAdapter_0.99in_GC9107_round
donpivo/FTDI_Adapter_FFC_USB