h3 ☆
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Description:
Hexagonal hierarchical geospatial indexing system
Type: Formula  |  Tracked Since: Dec 28, 2025
Links: Homepage  |  @ubereng  |  formulae.brew.sh
Category: Developer tools
Tags: geospatial indexing hexagon analytics library
Install: brew install h3
About:
H3 is a geospatial indexing system that partitions the Earth into hexagonal cells at multiple resolutions. It enables efficient spatial analysis by converting geographic coordinates into unique identifiers, facilitating fast lookups and aggregations.
Key Features:
  • Hexagonal hierarchical grid system
  • Point-to-cell indexing and resolution
  • Neighborhood discovery and traversal
  • Cross-language bindings (C, Java, Python, etc.)
Use Cases:
  • Geospatial analytics and aggregation
  • Ride-sharing dispatch and surge pricing
  • Location-based services and search
Alternatives:
  • S2 Geometry – Google's spherical geometry library using quadcells instead of hexagons
  • Geohash – Base32 encoding of latitude/longitude with rectangular grids
Version History
Detected Version Rev Change Commit
Sep 13, 2024 4:14pm 0 VERSION_BUMP 3cc554a5
Jan 18, 2023 9:04pm 0 VERSION_BUMP d1f5a788
Jan 18, 2023 9:04pm 0 VERSION_BUMP c5a268dc
Dec 1, 2022 3:48am 0 VERSION_BUMP 8c30310e
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