ipstack - ipstack is a free, real-time IP address to location JSON API and database service supporting IPv4 and IPv6 lookup.
Connected Forest - Forestry
ipapi - Web analytics with IP address lookup and location API
Trees Count - Forestry
ipgeolocation.io - Free IP Geolocation API and Accurate GeoIP Lookup Location Database
LIMS - LIMS is a business management software for the timber and wood products industries with features of a log or timber accounting system.