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.
oh... Are you sure about taking the good install file ?
you need the 64 bits one
another idea ...you have to launch the eclipse executable not the eclipsec one ..