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.
the main differences are the generated linker script (LinkerScript.ld) vs the original one (STM32F746NGHx_FLASH.ld)
and project settings (especially linker miscellaneous flags)