The repository contains sch, pcb and source code files for clock based on IN12 nixie tubes. The clock is based on custom stm32 board, MAX1771 boost converter, HV5812 high voltage drivers, PEC16 encoder and FUSB302 usb pd phy.
freecad-project: case FreeCAD 3d models
kicad-projects : pcb's KiCAD projects
software : libopencm3 based software for stm32 based MCU board
see v2 tag