Free or Open Source | Center for Geographic Analysis

Here is a list of free or open source software and online services used at Harvard. Please contact us if you have additional sources.

Batch Distance Calculation using Google Distance Matrix API

CGA GitHub Page

Esri Maps for MS Office

Export to KML - Free ArcGIS Extensions

Geographic Position Finder

Get X, Y from Google Maps

Google Earth Pro

Great Circle Distance Batch Calculator

History of Open Source Tools by makepath

Mecklenburg Geospatial Portal

Open Source 3-D Visualization Tools

Point Locate Tool

Time Snapshot Application

WorldMap Platform

ZGrid ArctoolBox