uber/h3-js

The h3-js library provides a pure-JavaScript version of H3, a hexagon-based geospatial indexing system. It offers a comprehensive API for converting between geographic coordinates and hexagonal indexes, as well as performing spatial operations like finding neighbors, calculating distances, and generating hexagonal grids. This library is designed for developers working on geospatial applications who need to efficiently index and query geographic data using a hexagonal grid system.