New navigation module. Replaces Admin Toolbar.
Some outstanding UX issues.
The new Navigation module and Layout Builder
New Navigation in core as an Experimental module
Issues
[PLAN] New Navigation and Top Bar to replace Toolbar Roadmap: Path to Stable
[Plan] Administration main navigation modernization
New “content creation” menu proposal
Improve administration navigation
Providing additional methods of navigating the admin interface
Support Deeper Navigation Levels
Second level menu items can't be reached if they have children
Navigating to first level menu items is not obvious
Integrate Navigation with Workspaces
Integrate Dashboard with navigation
Additional modules
Core module
Stability
Experimental