io-samurai
An open-source, budget-friendly CNC Input Output interface for LinuxCNC, 16 inputs (20–50 V), 8 high-current outputs (50 V, 500 mA Max), and single analog input

An open-source, budget-friendly CNC Input Output interface for LinuxCNC, 16 inputs (20–50 V), 8 high-current outputs (50 V, 500 mA Max), and single analog input