Credits

Aerial Imagery
Aerial imagery provided by the National Agriculture Imagery Program.

ASTER v3 Terrain
Worldwide terrain maps are provided by the ASTER V3 data set.

Barlow Font
Provided by the Barlow Project, under the SIL Open Font License, Version 1.1.

Color Brewer
Some color schemes are based on ColorBrewer, under the Apache License, Version 2.0.

Expat XML Parser
XML parsing provided by the Expat XML Parser under the MIT license.

Independent JPEG Group
This software is based in part on the work of the Independent JPEG Group.

JSMN
JSON parsing is provided by jsmn under the MIT license.

Krea
AI image enhancement provided by Krea.

LIBCURL
HTTPS networking is provided by libcurl under the CURL LICENSE.

LIBTESS2
Triangle tesselation is provided by libtess2 under the SGI FREE SOFTWARE LICENSE B Version 2.0 license.

LocationIQ
Geocoding (search) support is provided by LocationIQ.

LodePNG
PNG support is provided by LodePNG under the zlib license.

Material Design Icons
Material Design icons by Google, under the Apache License, Version 2.0.

NASA Blue Marble Imagery
NASA Visible Earth. NASA Goddard Space Flight Center Image by Reto Stockli (land surface, shallow water, clouds). Enhancements by Robert Simmon (ocean color, compositing, 3D globes, animation). Data and technical support: MODIS Land Group; MODIS Science Data Support Team; MODIS Atmosphere Group; MODIS Ocean Group Additional data: USGS EROS Data Center (topography); USGS Terrestrial Remote Sensing Flagstaff Field Center (Antarctica); Defense Meteorological Satellite Program (city lights).

OpenStreetMap
OpenStreetMap is open data, licensed under the Open Data Commons Open Database License (ODbL).

Precomputed Atmospheric Scattering
Atmospheric rendering is based on a modified version of the Precomputed Atmospheric Scattering project and is licensed under the BSD license.

Recraft Inc.
AI generated images are provided by recraft.ai and is licensed under the Free Tier.

SQLite
The SQLite database is public domain software.

USGS Terrain
Terrain maps for the lower 48 states and Hawaii are courtesy the U.S. Geological Survey.

Vulkan
Low level graphics support is provided by the Khronos Group via the Vulkan graphics standard.

Zip
Zip file support provided by zip under the Unlicense license.