Center for Geographic Analysis Harvard University
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Google Earth Pro

As of January 20, 2015, Google Earth Pro is free for anyone to download and install. Even though use of Google Earth Pro still requires a license key, you may use your email address, and the key GEPFREE to sign in.

CARTO

CARTO (formerly CartoDB) is an online platform that offers easy-yet-powerful entry into the world of location-based analytics, allowing users to create rich, interactive maps, perform advanced analysis, and develop location-bas

CGA GitHub Page

The CGA developes a fair amount of open source code, most of which is published on GitHub here.

WorldMap Platform

The WorldMap platform (http://worldmap.harvard.edu) is being developed by the Center for Geographic Analysis (CGA) at Harvard to lower barriers for scholars who wish to explore, visualize, edit, collaborate with, and publish geospatial information. 

HGL Desktop Tool for ArcMap

This tool is a free extension developed by CGA and the Harvard University Library Technology Services that allows Harvard ArcMap users to search the extensive holdings of the Harvard Geospatial Library (HGL) and acce

Arc2Earth Lite

Arc2Earth was designed to provide a “bridge” between ArcGIS Desktop and other GIS solutions—such as those from Google, MapBox and CartoDB, as well as other Esri solutions. Arc2Earth is simple to install, simple to use and simple to integrate with your existing GIS.

American Community Survey - Free ArcGIS extension

American Community Survey (ACS) is a continuous measurement program replacing the census long form. This ArcGIS mapping extension was developed to provide information about the use of ACS, and also tools to map ACS data.

Google Earth

Virtual Earth application which can be used to display geographic information. Free.

http://earth.google.com/

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