- DIVA-GIS
- http://www.diva-gis.org/Data
- Free country-level and global level data
- FAO GeoNetwork
- http://www.fao.org/geonetwork/srv/en/main.home
- Satellite data for ag, fishery, food security
- Natural Earth
- http://www.naturalearthdata.com/downloads/
- Public domain GIS vector/raster datasets, physical and natural world features
- OpenStreetMap
- https://wiki.openstreetmap.org/wiki/Downloading_data
- Open and crowdsourced data globally
- OpenTopography
- https://opentopography.org
- Global LIDAR data
- OpenAddresses
- https://openaddresses.io
- Free, open global address collection
- PBC GIS
- http://www.pbcgis.com/data/
- GIS, CAD, satellite
- USGS EarthExplorer
- https://earthexplorer.usgs.gov
- Remote sensing, satellite, aerial imagery
- Wikipedia List of Data Sources