libmaxminddb
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Description:
C library for the MaxMind DB file format
Type: Formula  |  Tracked Since: Dec 28, 2025
Links: Homepage  |  @maxmind  |  formulae.brew.sh
Category: Networking
Tags: c-library geolocation networking geoip database
Install: brew install libmaxminddb
About:
Libmaxminddb is a C library for reading MaxMind DB files, such as GeoIP2 databases. It provides a lightweight, high-performance API for looking up IP addresses to retrieve associated location or connection data. This library is the official reference implementation for the MaxMind DB binary format.
Key Features:
  • High-performance IP address lookup
  • C-based implementation for low-level integration
  • Supports IPv4 and IPv6 lookups
  • Strict validation of database integrity
Use Cases:
  • Geolocation lookups for web traffic analytics
  • IP-based content localization or routing
  • Security tools for identifying connection origins
Alternatives:
  • geoipupdate – GeoIPupdate is used specifically for downloading and updating MaxMind database files, whereas libmaxminddb is used for reading the data.
Version History
Detected Version Rev Change Commit
Sep 10, 2025 8:25am 0 VERSION_BUMP 20abf43b
Jan 10, 2025 9:05pm 0 VERSION_BUMP 7517fdeb
Jan 8, 2025 6:19pm 0 VERSION_BUMP 224cce0c
Jan 8, 2025 5:08pm 0 VERSION_BUMP 9d338fa7
Jan 8, 2025 2:28am 0 VERSION_BUMP c4d866f3