MaxMind offers numerous open source APIs, which are optimized for speed, memory usage, and database size. APIs for GeoIP Products (For minFraud APIs, click here) C Library Perl Module PHP Module Apache Module (mod_geoip) Java Class Python Class C# Class Ruby Module MS COM Object (includes sample ASP, ColdFusion, Pascal, PHP, Perl, Python, and Visual Basic code) VB.NET (Only works with GeoIP Country) Pascal JavaScript Note: All APIs work with GeoIP Country. Selected APIs work with GeoIP Region, City, ISP, and Organization as well.

SourceForge Resources Mailing Lists CVS Repository MaxMind GeoIP Project