Simplify
Hide non essential content form fields like publishing options and author.
#Enhancement
Modules
Menu Block
Provides an enhanced menu block with additional configuration options vs core.
Create configurable submenus that follow the current path.
Entity Display Mode
Add a field to entities to select a form or view mode to use when editing or displaying the entity.
This may be more useful with paragraphs than general content types.
Entity Tasks
Move entity tasks (IE tabs, view/edit buttons) into a floating block or admin toolbar.
Other modules: