Porto Studio is a website building tool which provides pre-defined layouts and styles for Porto. Porto Studio includes whole web site templates including pages, page sections, headers, footers, single products, blocks, etc.
Please check Porto Studio site to see what Porto Studio is and how it works.
This is available in WPBakery Page Builder Bakend Editor, Frontend Editor, Elementor and Visual Composer.
Porto Studio panel has category filter section at the left and demo filter section at the top.
Porto Studio allows you to import blocks in a page so you can easily create new page and it is possible to combine several demo contents into a page.