Sonnet includes The Plus – Addon for Elementor Page Builder WordPress Plugin. You can use The Plus – Addon for Elementor Page Builder WordPress Plugin inside Sonnet for free. Please note that it is not a freeware though. You can not use it apart from Sonnet unless you purchase the appropriate license.
This documentation on using The Plus – Addon for Elementor Page Builder WordPress Plugin is the very basic information you need to get started. Please take a look at the important links below that have additional information about using The Plus – Addon for Elementor Page Builder WordPress Plugin.