geocrystal
GeoCrystal
12 repositories
A collection of geospatial tools and libraries written in Crystal

geo

Geospatial primitives and algorithms for Crystal

crystal algorithms convex-hull geo geolocation geospatial-primitives haversine polygons geojson hacktoberfest ring-area
  • 19
  • 0
  • 1
  • 2
  • 7
  • 18 days ago

kd_tree

Crystal implementation of "K-Dimensional Tree" and "N-Nearest Neighbors"

crystal data-structures k-dimensional tree-structure priority-queue
  • 16
  • 3
  • 0
  • 0
  • 3
  • about 1 month ago

haversine

Crystal implementation of the Haversine formula to calculate distances between two points given their latitudes and longitudes

crystal haversine-formula
  • 16
  • 0
  • 0
  • 4
  • 1
  • 18 days ago

dijkstra

Dijkstra's algorithm using a priority queue in Crystal

crystal dijkstra dijkstra-algorithm priority-queue
  • 13
  • 0
  • 0
  • 0
  • 2
  • about 1 month ago

geojson

Crystal library for reading and writing GeoJSON

crystal json geojson rfc-7946
  • 8
  • 2
  • 0
  • 3
  • 1
  • about 1 month ago

geojson_area

Calculate the area inside of any GeoJSON geometry

crystal geojson
  • 4
  • 0
  • 0
  • 1
  • 3
  • 18 days ago

convex_hull

Crystal implementation of finding the convex hull of a finite set of points in the plane

crystal convex-hull convex-hull-algorithms graham-scan jarvis-march hacktoberfest
  • 2
  • 0
  • 0
  • 1
  • 1
  • about 1 month ago

geo_bearing

Calculates initial and final bearings between two points using great-circle distance formulas

crystal geo bearing-calculations
  • 2
  • 0
  • 0
  • 1
  • 0
  • about 1 month ago

geohash

Geohash encode/decode library for pure Crystal

crystal geohash gis
  • 1
  • 0
  • 0
  • 1
  • 0
  • about 1 month ago

ring_area

Calculate the approximate area of the polygon were it projected onto the earth.

crystal geospatial
  • 1
  • 0
  • 0
  • 2
  • 0
  • 18 days ago

crystal-redis-geo-examples

Geo examples for crystal-redis

crystal examples crystal-redis redis geospatial
  • 0
  • 0
  • 0
  • 0
  • 1
  • almost 2 years ago

ipapi-crystal

Crystal bindings for https://ipapi.co (IP Address Location & Geolocation API)

crystal ipaddress geolocation geolocation-api ipapi ipapi-co
  • 0
  • 0
  • 0
  • 0
  • 0
  • about 1 month ago