This is a paid asset, but now you can download Boundary and Prefab Tool for FREE, Please keep in mind this package is provided only for learning purposes or to be able to test before buying the product, NOT FOR COMMERCIAL PURPOSES.
For more detail this asset from the Unity Asset Store: Click Here
Boundary and Prefab Tool v2023.6.1 (Latest version)
Boundary and Prefab Tool v2021.4.23.0
“If possible, please buy the package to support the developer”
Streamline your design process with custom collider meshes and smart prefab management.
This extension quickly creates paths upon existing geometry in a scene, and automatically places prefabs along the created path.
Customizable placement settings to fit many uses.
Prototype quicker by instantly swapping placed prefabs in a scene.
Save design time creating large scenes.
Custom Collision Mesh
Smart Prefab Placement Tools
Terrain/Collision Support