WIPmania - WIPmania provides a number of free products and services based on WorldIP geolocation database.

Placecast - Placecast is a location-based mobile data management platform with a demand side server.

GeoNode.org - Open Source Geospatial Content Management System

HERE - HERE provides APIs and solutions to build location-aware web and mobile apps.

Clearip - Clearip provides the IP intelligence and fraud detection API in the market.

IPQuery.io - IPQuery - The Free IP Address API Built By Developers for Developers