Splashify - Beautiful desktop wallpapers for Mac and Windows
Spott - API to work with cities, countries and political divisions.
Splashy - Breathtaking, auto changing wallpaper app for macOS, Windows, Linux, iOS & Android
IP Location - IPLocation.io provides a free lookup tool to check the location of your Public IP Address. It finds this data through various GEO IP databases and online services. Just enter an IP and check its location easily.
Wallcat - Enjoy a new, beautiful wallpaper, every day.
BigDataCloud IP Geolocation API - Next Generation IP GeolocationAPI