# Credits ## Code OpenFront is licensed under AGPL-3.0. See [Contributors](https://github.com/openfrontio/OpenFrontIO/graphs/contributors) for code contributors. ## Map Data ### OpenStreetMap © [OpenStreetMap contributors](https://www.openstreetmap.org/copyright) Licensed under ODbL ### Natural Earth [Natural Earth](https://www.naturalearthdata.com/) Public Domain ### Bedmap3 Antarctica Dataset Pritchard, H.D., Fretwell, P.T., Fremand, A.C. et al. Bedmap3 updated ice bed, surface and thickness gridded datasets for Antarctica. _Sci Data_ 12, 109 (2025). [https://doi.org/10.1038/s41597-025-04672-y](https://doi.org/10.1038/s41597-025-04672-y) Licensed under [CC-BY 4.0](https://creativecommons.org/licenses/by/4.0/) ### Copernicus Global Digital Elevation Models © DLR e.V. 2010-2014 and © Airbus Defence and Space GmbH 2014-2018 provided under COPERNICUS by the European Union and ESA; all rights reserved. License: (https://docs.sentinel-hub.com/api/latest/static/files/data/dem/resources/license/License-COPDEM-30.pdf) ### Topographic Map [New Jersey Topographic Map](https://en-gb.topographic-map.com/map-b8knh/New-Jersey/) Licensed under [Open Data Commons Open Database License (ODbL)](https://opendatacommons.org/licenses/odbl/summary/) ### Geographicus Rare Antique Maps 1901 (1915) U.S. Geological Survey Topographic Map of New York City [Geographicus Rare Antique Maps](https://www.geographicus.com/P/AntiqueMap/newyorkcity-usgs-1915) [Public Domain](https://www.geographicus.com/P/faq) ### OpenTopography Copernicus Global Digital Elevation Models distributed by OpenTopography. Copyright © opentopography.org. All Rights Reserved. [Terms of Use](https://opentopography.org/usageterms) ### NASA [NASA Earth Observatory](https://science.nasa.gov/earth/earth-observatory/blue-marble-next-generation/topography-bathymetry-maps/) [Public Domain](https://www.nasa.gov/nasa-brand-center/images-and-media/) ### Hawaii Relief Map [USA Hawaii relief location map](https://commons.wikimedia.org/wiki/File:USA_Hawaii_relief_location_map.svg) by NordNordWest Licensed under [CC BY-SA 3.0 DE](https://creativecommons.org/licenses/by-sa/3.0/de/deed.en) ### Nile Delta Map [Niledelta 33](https://commons.wikimedia.org/wiki/File:Niledelta_33.svg) by John187 Licensed under [CC BY-SA 4.0](https://creativecommons.org/licenses/by-sa/4.0/) ### Arctic Map [Arctic SDI](https://catalogue.arctic-sdi.org/geonetwork/srv/spa/catalog.search#/metadata/8b4f2b34-2d0d-4744-ae0f-d7989b9f7a02) Licensed under [CC0 1.0.](https://creativecommons.org/publicdomain/zero/1.0/legalcode.en) ### Milky Way Map [NASA/JPL-Caltech](https://www.jpl.nasa.gov/images/pia10748-our-milky-way-gets-a-makeover-artist-concept/) [Public Domain](https://www.jpl.nasa.gov/jpl-image-use-policy/) ### Strait Of Malacca Map [https://commons.wikimedia.org/wiki/User:Sadalmelik#/media/File:Sumatra_Topography.png](https://commons.wikimedia.org/wiki/File:Sumatra_Topography.png#/media/File:Sumatra_Topography.png) Sadalmelik - Own work Topographic map of Sumatra. Created with GMT from publicly released SRTM data. For locator version, see Image:Sumatra Locator Topography.png CC BY-SA 3.0 File:Sumatra Topography.png ### Luna (The Moon) Map [https://svs.gsfc.nasa.gov/4720#section_credits] NASA's Scientific Visualization Studio Visualizer Ernie Wright (USRA) ORCID logo. Scientist Noah Petro (NASA/GSFC) ORCID logo. ### Titan Map [NASA/JPL-Caltech/ASI/USGS](https://science.nasa.gov/photojournal/titans-north/) [Public Domain](https://www.nasa.gov/nasa-brand-center/images-and-media/) ### Antarctica Map Polar Geospatial Center, 2018, "PGC Map Catalog", https://doi.org/10.7910/DVN/6R8F7U, Harvard Dataverse, V1, [2364], [Apr-02-2026]. [Terms of Use](https://www.pgc.umn.edu/guides/user-services/acknowledgement-policy/) [U.S. Geological Survey](https://earthexplorer.usgs.gov/metadata/4980/GT30ANTARCPS/) [Public Domain](https://www.doi.gov/copyright) ### Los Angeles Map © [OpenStreetMap contributors](https://www.openstreetmap.org/copyright) Licensed under ODbL ## Icons ### [The Noun Project](https://thenounproject.com/) Stats icon by [Meko](https://thenounproject.com/mekoda/) – https://thenounproject.com/icon/stats-4942475/ Pay Per Click icon by [Fauzan Adiima](https://thenounproject.com/creator/fauzan94/) – https://thenounproject.com/icon/pay-per-click-2586454/ Medal icon by [Snow](https://thenounproject.com/snowdoll/) – https://thenounproject.com/icon/medal-4567887/ Guild icon by Trimanggolo Mulyo – https://thenounproject.com/icon/guild-8266144/ ### Flags [Wikimedia Commons](https://commons.wikimedia.org/wiki/Flag) Licensed under [CC BY-SA 3.0 DE](https://creativecommons.org/licenses/by-sa/3.0/de/deed.en)