Maxmind GeoIP Country/City MySQL Open-Source Alternative

Question

Is there an open-source alternative to MaxMind GeoIP Country/City that I can use for MySQL?

Answer 1

GeoLite City and GeoLite Country are usable under

All advertising materials and documentation mentioning features or use of
this database must display the following acknowledgment:
"This product includes GeoLite data created by MaxMind, available from
http://maxmind.com/"

which is not open source of course, but may help you to get started.

The API:

The GeoIP C Library is licensed under the LGPL.

Some open source efforts are listed on Virtual Terrain.

And some java ip resolver: http://javainetlocator.sourceforge.net/