[Pulko Mandy] got his hands on the new STM32 ... This board was just announced earlier this month but there is already support for it in OpenOCD. It’s not all that different from the F4 board ...

Clearly profiling itself as the Lamborghini or Ferrari of the STM32 development ... Obviously it’s not a cheap board, and the MCU cards each cost about as much as a Nucleo or Discovery board ...