Calculates the haversine distance between two locations using longitude and latitude
MIT License
Time zone lookup by latitude/longitude using nearest neighbor implementation
A GeoPoint encapsulates latitude, longitude and various geo calculations relative to itself
AR: Easy location (lat/long) handling + in_radius + find on a given map section
🗺️ Spherical Mercator math in Ruby
Location from IP, geocoding, distance calculation, and geo/map utilities
Geo-spatial extension for Mongoid 2
Geo calculations in ruby and javascript
Simple yet useful Geo Coordinates class for Ruby
Distance unit modules and functionality for use in geo libraries
Official Geokit plugin for Rails/ActiveRecord. Provides location-based goodness for your Rails ap...
Calculates the geo distance between two locations using longitude and latitude, using Haversine, ...
Easier latitudes and longitudes on forms (and validation in model) for Rails 2.3.
Geospatial provides abstractions for dealing with geographical locations efficiently.
Complete Ruby geocoding solution.
Geokit for Rails 3 using Mongoid