### @turf/turf

populara JavaScript library for performing geospatial operations with GeoJSON

Updated by @rowanwins

### point-in-polygon

determine if a point is inside a polygon with a ray intersection counting algorithm

Updated by @substack

### polygon-clipping

Apply boolean Polygon clipping operations (intersection, union, difference, xor) to your Polygons & MultiPolygons.

Updated by @mfogel