pX Symmetry Fix
This script fixes non-symmetrical vertices for any Editable Poly mesh.
Good for when you want to use Symmetry tool to create Morph Targets but it detects too many non-symmetrical vertices and increasing Tolerance is not an option. My script analyzes also edge connections of neighbors vertices to find the symmetry:
Read more about here: http://www.denysalmaral.com/2016/05/fix-symmetry-of-mesh-to-use-with.html