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

  2. ipstack is a free, real-time IP address to location JSON API and database service supporting IPv4 and IPv6 lookup.

  3. Near is a Location-aware Data Platform that helps you Unify & Enrich your data, Take action and Measure Results.

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

  5. Open Source Geospatial Content Management System

  6. OpenStreetMap is a map of the world, created by people like you and free to use under an open license.

  7. geoPlugin is a free and easy webmaster resource that provides geolocation technology.

  8. Web analytics with IP address lookup and location API

  9. Fast IP Geolocation data API.

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

  11. Open-source, data analysis & location intelligence platform

  12. Easy, Open, Worldwide, Affordable Geocoding.