* [GeoIP2 Reader for Go v2.3.0](https://github.com/oschwald/geoip2-golang) – Library that reads MaxMind GeoLite2 and GeoIP2 MMDB database files and decodes records for Go.

* [node-maxmind v5.0.7](https://github.com/runk/node-maxmind) – JavaScript GeoIP lookup library using MaxMind mmdb/GeoIP2 binary databases with high-performance, caching, and IPv6 support.