Development tools for Zephyr on STM32Workbench for Zephyr: VS Code extension to set up, build, flash and debug Zephyr applications on STM32.Devicetree manager: browse, edit and visualize Zephyr devicetree, STM32CubeMX-like for Zephyr.
I'm running some tests using the CMSIS maths library at the mo. Compiles / runs ok, after including arm_math.h and defining ARM_MATH_CM7 in the paths and symbols section. I don't recall setting FPU options...