CurveLineRenderer

Component for Unity that provides the ability to draw 2D curves with a constant width in 3D space

Check a web demo

Features:
- Draw lines with or without smoothing of corners
- Width of the line is always constant

Parameters:
- Type of the line defines type of smoothing of corners
- Line width
- Radius and RoundedAngle define parameters of smoothed corners
- Normal orients tile into the space
- Reverse side of line can be drawn optionally
More details in the site