Clipsy is a node.js compatible fork of jsclipper [JS]... which is a port of clipper [C++, C#, Delphi].
###Install
npm install clipsy
###Usage
####Buffering Polygons
var clipsy = require('./index')
clipper = new clipsy.Clipper()
var paths = [[{X:-85.53508758544922,Y:33.28777693677941},{X:-85.53508758544922,Y:33.32751625923708},{X:-85.43895721435547,Y:33.32751625923708},{X:-85.43895721435547,Y:33.28777693677941}]];
var delta = 5
var miterLimit = 5
var joinType = 1
offsetResult = clipper.OffsetPolygons(paths, delta, joinType, miterLimit, true);