No third-party software exists, but third-party programming cables (USB to RJ45) are abundant. The software remains official Motorola CPS.
Programming the CM140 requires a specific RIB (Radio Interface Box) or a "RIB-less" cable (commonly the USB version available on Amazon/eBay). motorola cm140 programming software
: Modify your channels, setting the Frequency and Privacy Codes (CTCSS/DCS) to match your fleet. No third-party software exists
are recommended for better reliability on modern Windows versions. motorola cm140 programming software