Extended Scene View adds simple quality-of-life tools to Unity’s Scene View.
Features
Spawn Overlay — Create 3D objects, UI (uGUI/TMP), lights, and more from the Scene View, including favorites
Scene Bookmarks — Save and restore Scene View camera positions
UI Stack Pick — Select overlapping UI under the cursor (Ctrl+Right-Click)
Align to Main Camera — Match the Scene View to the Main Camera
Space + Drag Pan — Hold Space and drag to pan the view (works great with Terrain tools)
Import the package and start using it in the Scene View. No setup required.