It sounds like you're looking for a way to get functionality for the Community Edition of Odoo.
If your business requires a purely visual, drag-and-drop experience with no technical overhead, Odoo Enterprise is the intended path. If you value open-source flexibility and are willing to learn the basics of Odoo's architecture, the Community Edition provides all the tools you need—at no cost. odoo studio for community edition download
Edit XML views via Settings > Technical > User Interface > Views . It sounds like you're looking for a way
You have replicated 80% of Odoo Studio’s value without downloading a single proprietary module. drag-and-drop experience with no technical overhead