Mapping & GIS Resources

Just a handful of the available resources - mostly free and open source, or offering a free version. 
If you have anything to add please leave a comment!

Education

​Guide to Geocaching
Teach OSM
​Code Academy
Coursera
freeCodeCamp
FOSS4G Academy
Field Papers
Public Lab

maptime!
Black Girls Code
Girls Who Code
Girl Develop It
Digital Harbor Foundation
Khan Academy
TeletracNavman - Geocaching

Data Sources

OpenLayers
Open Aerial Map
MD State Data Center
Open Baltimore
Open Street Map
MD DNR GeoSpatial Data Center
NOAA GLOBE Ditigal Elevation Model
The North American Transportation Atlas
US Governmental Maps at GeoData.gov
US Census data portal
WONDER portal for CDC health statistics
Stanford Medical GIS data sources

USGS Geospatial Data sources
USGS Geospatial Data sourcesUS National Atlas
NASA
Baltimore Neighborhood Indicators Alliance/JFI
Open Topography
Natural Earth
Data.gov
Canadian Census
Atlas of Canada
New York City Department of Planning
UK Ordnance Survey
Global Mapping

Mapping Resources & Data Management

Quantum GIS
OpenStreetMap
OpenCage Geocoder
BatchGeo
MapServer
​GeoServer

Google Fusion
CrowdMap
Leaflet
CartoDB
Mapbox Studio
OpenLayers

GPS Visualizer
Mapnik
Map Story
GitHub
Drupal
Stamen

Akvo FLOW
Magpi
Shape2Earth
PostGIS
Click2Map
​

Data Visualization

Easel.ly
Visualize.me
Picktochart
Dipity
Get About
ColorBrewer 2.0

Infogr.am
Visual.ly
InFoto Free
Venngage
Google Developers