npm install ishp---
A spatial indexed (qix file) Shapefile reader.
ishp uses qix quadtree file, you can use mapserver or QGIS to create a qix file.
* A little example:
``js
var ishp = require('ishp');
var brazil = new ishp.ShapeFile('brazil.shp');
brazil.intersects(geometry, function(err, feature) {
if (err)
console.log(err);
else {
console.log(feature.properties);
}
})...
``