I like the note: “Software generation is used so accuracy may suffer”… Not exactly what I am looking for. I need high performance servo control - precise and jitter-free control for a large number of devices. This is an important requirement! I am surprised that you do not have a serious solution.
We are trying to give you the easy options but you can use any servo controller on three market really. The easiest ones would be the ones with serial interface. Just looked on eBay and I see many options