@turf/combine
Combines a FeatureCollection of Point, LineString, or Polygon features into MultiPoint, MultiLineString, or MultiPolygon features.
@syncfusion/ej2-maps
The Maps component is used to visualize the geographical data and represent the statistical data of a particular geographical area on earth with user interactivity, and provides various customizing options
multigeojson
Converts mutli parts geojson to many single part geojsons and vice-versa.