Repository Index

A library designed to ease geographic coordinate format conversions, and determine sun/moon information in C#

• moon
• coordinates
• longitude
• latitude

Accurate current and historical timezones for Ruby with support for Geonames and Google latitude - longitude lookups.

NOTICE: GTFS-Flex has been merged to GTFS. This repo is no longer up-to-date and will deprecated. Consult the google/transit repo for the up-to-date info.

Go library for PHP community with convenient functions

• golang
• go
• php
• functions

Tiny header-only C++17 library for lat/lng geometry: distance, bearing, area, point-in-polygon and path proximity

• cpp
• geometry
• geospatial
• gis

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

• crystal
• haversine-formula

maps latitude and longitude to S2 Cells https://s2geometry.io/