A handful of companies have contracts with Ford to provide exclusive calibration support for fleets. Examples include (for Ford diesel) and SCT Performance (for certain Ford Performance calibrations). However, these are not "IDS" files per se; they are delivered via their own software after validating your Ford subscription.
The next time you are stuck on a "PMI" (Programmable Module Installation) for a Ford, remember: the hardware is the easy part. The repair is defined by your access to the exclusive calibration file. ford ids calibration files exclusive
When working with calibration files, it's essential to ensure that you're using the correct files for your specific vehicle and that you're following proper procedures to avoid damaging the ECU or other vehicle systems. A handful of companies have contracts with Ford