Unity-EdgeCollider2D-to-PolygonCollider2D- Editor tool which converts EdgeCollider2D to PolygonCollider2D Import the script. Place it in an '/Editor' folder. USAGE Select the gameobjects which hold the EdgeColliders2Ds that you want to convert to PolygonCollider2Ds. Select '/Tools/Collider2D/EdgeToPolygon' in the menu bar.