Theres similar settings for paths, navigation, and avoidance
Alt text: Hovering over the Visible Collision Shapes setting in the editor and a tooltip showing with “When this option is enabled, collision shapes and raycast nodes (for 2D and 3D) will be visible in the running project”
One dark day, not so long ago, I was too full of myself to use this mode: It couldn’t be the collision shapes… I checked those a bazillion times… could have saved me 4 hours because with this mode I found my bug in 3 seconds :-D