New spline paths feature!
A terrain sculpting brush for creating smooth slopes and ramps and even mountains on your Unity terrain objects. It is great for creating:
roads
paths
causeways
valley bottoms
ramps between platforms
sloping meadows on hillsides
mountains
ziggurats
From the creator of Mesh Baker.
Demo
Website
Unity Forum Thread
Fixes problem where start and end ramp marker in scene does not line up with mouse position.