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.
AH! brilliant, thank you so much for the links and showing me the right direction, im going straight to blinking an LED and hopefully rs232 comms by the end of the night!