The code in that repository is mainly covered by *GPLv3* (for code) and *CC-BY-ND-NC* (for artwork with restriction), except some 3rd party libs and resources.
- Moscow: Art Lebedev Studio (http://www.artlebedev.ru/everything/metro/logo/) [Public domain], undefined
- Samara: «Metro-logo» (Altoing) - Own work. Under Public domain Commons licensefrom the site - https://commons.wikimedia.org/wiki/File:Metro-logo.svg#/media/File:Metro-logo.svg
- Budapest: «BKV metro» (Plexipajzs) - hu:Fájl:BKV metro.svg. Under license Public domain Commons licensefrom the site - https://commons.wikimedia.org/wiki/File:BKV_metro.svg#/media/File:BKV_metro.svg
- Saint-Petersburg: «Spb metro logo» (Orange-kun) (vector version) - Vectorised version made with Adobe Illustrator. Under license Public domain Commons licensefrom the site - https://commons.wikimedia.org/wiki/File:Spb_metro_logo.svg#/media/File:Spb_metro_logo.svg
- Germany: «U-Bahn» (3247) - own work. Under Public domain Commons license from the site - https://commons.wikimedia.org/wiki/File:U-Bahn.svg#/media/File:U-Bahn.svg
- Wien: «U-Bahn Wien» (Siegele Roland) - Logo der U-Bahn Wien. Under Public domain Commons license from the site - https://commons.wikimedia.org/wiki/File:U-Bahn_Wien.svg#/media/File:U-Bahn_Wien.svg
- Kazan: «Kazan-metro-Logo» (Россиянин) - own work. Under Public domain Commons license from the site - https://commons.wikimedia.org/wiki/File:Kazan-metro-Logo.svg#/media/File:Kazan-metro-Logo.svg
- Tbilisi: «Metro Tbilisi logo» (Carnby) - own work. Under CC BY-SA 3.0 license from site - https://commons.wikimedia.org/wiki/File:Metro_Tbilisi_logo.svg#/media/File:Metro_Tbilisi_logo.svg
- Minsk: «Minsk metro logo» (Skip405) - own work. Under Public domain Commons license from the site - https://commons.wikimedia.org/wiki/File:Minsk_metro_logo.svg#/media/File:Minsk_metro_logo.svg
- Nizhny Novgorod: «NNMetro» (AlexTref871) - own work. This vector image includes elements borrowed from another image: Coat of arms of Nizhny Novgorod Region.svg.. Under Public domain Commons licensefrom the site - https://commons.wikimedia.org/wiki/File:NNMetro.svg#/media/File:NNMetro.svg
- Novosibirsk: «Logo-Nsk-Metro» (AlexTref871) - own work. Under Public domain Commons license from the site - https://commons.wikimedia.org/wiki/File:Logo-Nsk-Metro.svg#/media/File:Logo-Nsk-Metro.svg
- Yekaterinburg: «Ekt-metro-logo-01» (AlexTref871) - own work. Under CC BY-SA 4.0 license from site - https://commons.wikimedia.org/wiki/File:Ekt-metro-logo-01.svg#/media/File:Ekt-metro-logo-01.svg
- New York: «MTA New York City Subway logo» (Metropolitan Transportation Authority) - http://mta.info/. Under Public domain Commons license from the site - https://commons.wikimedia.org/wiki/File:MTA_New_York_City_Subway_logo.svg#/media/File:MTA_New_York_City_Subway_logo.svg
- Paris: «Metro-M» (Pb 2001) - own work. Under Public domain Commons license from the site - https://commons.wikimedia.org/wiki/File:Metro-M.svg#/media/File:Metro-M.svg
- Madrid: «MetroMadridLogo» (Przemysław Sakrajda) - own work based on (na podstawie) www.metromadrid.es. Under Public domain Commons license from the site - https://commons.wikimedia.org/wiki/File:MetroMadridLogo.svg#/media/File:MetroMadridLogo.svg
- London: «Underground» (Dream out loud) - own work. Under Public domain Commons license from the site - https://commons.wikimedia.org/wiki/File:Underground.svg#/media/File:Underground.svg
- Barcelona: «Logometrobcn» (Javitomad) - own work. Under GFDL license - https://commons.wikimedia.org/wiki/File:Logometrobcn.svg#/media/File:Logometrobcn.svg
- Tokyo: "Tokyo Metro logo (full)" by Imagener - Tokyo Metro Company. Licensed under Public Domain via Commons - https://commons.wikimedia.org/wiki/File:Tokyo_Metro_logo_(full).svg#/media/File:Tokyo_Metro_logo_(full).svg
- Chicago: «Логотип Chicago Transit Authority» - http://brandsoftheworld.com/, http://en.wikipedia.org/wiki/Image:Chicago_Transit_Authority_Logo.svg. Under Fair use license from site- https://ru.wikipedia.org/wiki/%D0%A4%D0%B0%D0%B9%D0%BB:%D0%9B%D0%BE%D0%B3%D0%BE%D1%82%D0%B8%D0%BF_Chicago_Transit_Authority.svg#/media/File:%D0%9B%D0%BE%D0%B3%D0%BE%D1%82%D0%B8%D0%BF_Chicago_Transit_Authority.svg
- Osaka:«Osaka Metro Logo» (Osaka_Municipal_Subway_logo_001.JPG: Tennen-Gasderivative work: () - Hand coded. Own work, based on Osaka_Municipal_Subway_logo_001.JPG. Under Public domain Commons license from the site - https://commons.wikimedia.org/wiki/File:Osaka_Metro_Logo.svg#/media/File:Osaka_Metro_Logo.svg
- Stockholm: «Stockholm metro symbol» svg graphics by (Kildor) - own work. Licensed under Public Domain via Commons from site - https://commons.wikimedia.org/wiki/File:Stockholm_metro_symbol.svg#/media/File:Stockholm_metro_symbol.svg
- Cairo: «Cairo metro logo2012» (Peeperman) - Made with Adobe Illustrator CS6. Licensed under Public Domain via Commons from site - https://commons.wikimedia.org/wiki/File:Cairo_metro_logo2012.svg#/media/File:Cairo_metro_logo2012.svg
- Singapore: "Public Transport System, Singapore (logo)" by Source. Licensed under Fair use via Wikipedia - https://en.wikipedia.org/wiki/File:Public_Transport_System,_Singapore_(logo).svg#/media/File:Public_Transport_System,_Singapore_(logo).svg
- Delhi: «Delhi Metro logo». Under Public domain Commons license from the site - https://commons.wikimedia.org/wiki/File:Delhi_Metro_logo.svg#/media/File:Delhi_Metro_logo.svg
- Praha: «Prag Metro Logo» (wikinight2) - Eigenes Werk (own work), created with inkscape, based on PDF http://www.zdanice.cz/clanky/letak_Haje_.pdf. Licensed under Public Domain via Commons from site - https://commons.wikimedia.org/wiki/File:Prag_Metro_Logo.svg#/media/File:Prag_Metro_Logo.svg
- Tehran: "Tehran Metro Logo" by Tehran Urban and Suburban Railway Organization - http://metro.tehran.ir/. Licensed under Public Domain via Wikipedia - https://en.wikipedia.org/wiki/File:Tehran_Metro_Logo.svg#/media/File:Tehran_Metro_Logo.svg
- Athens: "Logo of the Athens Metro Operating Company (AMEL)" by Marianian - Own work, based on personal observations of publicity and signage.. Licensed under Public Domain via Commons - https://commons.wikimedia.org/wiki/File:Logo_of_the_Athens_Metro_Operating_Company_(AMEL).svg#/media/File:Logo_of_the_Athens_Metro_Operating_Company_(AMEL).svg
- Nagoya: "Nagoya Municipal Subway Logo" by ASDFGHJ - 名古屋市交通局. Licensed under Public Domain via Commons - https://commons.wikimedia.org/wiki/File:Nagoya_Municipal_Subway_Logo.svg#/media/File:Nagoya_Municipal_Subway_Logo.svg
- Catania: "Logo metropolitana di Catania" by Friedrichstrasse - Own work. Licensed under CC BY-SA 3.0 via Commons - https://commons.wikimedia.org/wiki/File:Logo_metropolitana_di_Catania.svg#/media/File:Logo_metropolitana_di_Catania.svg
- Manila: "Lrtalogo" by Cda stitch - Own work. Licensed under Public Domain via Commons - https://commons.wikimedia.org/wiki/File:Lrtalogo.svg#/media/File:Lrtalogo.svg
- Rio de Janeiro: "Metrorioicon" by Metrô Rio - http://www.metrorio.com.br/. Licensed under Public Domain via Commons - https://commons.wikimedia.org/wiki/File:Metrorioicon.png#/media/File:Metrorioicon.png
- Montreal: "Montreal Metro" by STM - http://www.stm.info/en-bref/pictometro.htm. Licensed under Public Domain via Commons - https://commons.wikimedia.org/wiki/File:Montreal_Metro.svg#/media/File:Montreal_Metro.svg
- Toronto: "TTC" by Source. Licensed under Fair use via Wikipedia - https://en.wikipedia.org/wiki/File:TTC.svg#/media/File:TTC.svg
- Bangkok: "MRT (Bangkok) logo" by Bangkok_Metro_logo.png: Paul_012.Original uploader was Paul 012 at en.wikipediaderivative work: Nevetsjc (talk)Revision traced from http://si0.twimg.com/profile_images/975897559/logo.jpg - Bangkok_Metro_logo.png. Licensed under Public Domain via Commons - https://commons.wikimedia.org/wiki/File:MRT_(Bangkok)_logo.svg#/media/File:MRT_(Bangkok)_logo.svg
- Rotterdam: "RET metro logo" by Sebastiaan1997 - Own work. Licensed under CC BY-SA 3.0 via Commons - https://commons.wikimedia.org/wiki/File:RET_metro_logo.svg#/media/File:RET_metro_logo.svg
- Amsterdam: "Amsterdam metro" by Peeperman - Own work. Licensed under Public Domain via Commons - https://commons.wikimedia.org/wiki/File:Amsterdam_metro.svg#/media/File:Amsterdam_metro.svg
- Brussels: "Brussels Metro logo" by Source. Licensed under Fair use via Wikipedia - https://en.wikipedia.org/wiki/File:Brussels_Metro_logo.svg#/media/File:Brussels_Metro_logo.svg
- Lyon: "Métro-M-Lyon" by Otourly - Own work. Licensed under CC BY-SA 3.0 via Wikimedia Commons - https://commons.wikimedia.org/wiki/File:M%C3%A9tro-M-Lyon.svg#/media/File:M%C3%A9tro-M-Lyon.svg
- Washington: "WMATA Metro Logo" by Noclip - Own work. Licensed under Public Domain via Commons - https://commons.wikimedia.org/wiki/File:WMATA_Metro_Logo.svg#/media/File:WMATA_Metro_Logo.svg
- Los Angeles: "Lametro" by Los Angeles County Metropolitan Transportation Authority. Original uploader was Cheeselouise at en.wikipedia - Metro materials at http://www.metro.net/riding_metro/pocket_guide_cambodian_printers.pdf. Licensed under Public Domain via Commons - https://commons.wikimedia.org/wiki/File:Lametro.svg#/media/File:Lametro.svg
- The GEBCO_2014 Grid, version 20150318, www.gebco.net
- U.S. Bureau of Ocean Energy Management (24 may 2017,12m per pixel)
- South_Padre_Island_DEM_4133: Grothe, P.G., L.A. Taylor, B.W. Eakins, K.S. Carignan, D.Z. Friday, and M. Love, 2012. Digital Elevation Models of South Padre Island, Texas: Procedures, Data Sources and Analysis, NOAA National Geophysical Data Center technical report, Boulder, CO, 15 pp.
- Corpus_Christi_DEM_1035: Taylor, L.A., B.W. Eakins, K.S. Carignan, R.R. Warnken, T. Sazonova, and D.C. Schoolcraft, 2008. Digital Elevation Model of Corpus Christi, Texas: Procedures, Data Sources and Analysis, NOAA Technical Memorandum NESDIS NGDC-11, National Geophysical Data Center, Boulder, CO, 19 pp.
- western_gom_crm_v1: National Geophysical Data Center, 2001. U.S. Coastal Relief Model - Western Gulf of Mexico. National Geophysical Data Center, NOAA. doi:10.7289/V5QJ7F79 [access date].
- central_gom_crm_v1: National Geophysical Data Center, 2001. U.S. Coastal Relief Model - Central Gulf of Mexico. National Geophysical Data Center, NOAA. doi:10.7289/V54Q7RW0 [access date].
- Galveston_DEM_1072: Taylor, L.A., B.W. Eakins, K.S. Carignan, R.R. Warnken, T. Sazonova, and D.C. Schoolcraft, 2008. Digital Elevation Model of Galveston, Texas: Procedures, Data Sources and Analysis, NOAA Technical Memorandum NESDIS NGDC-12, National Geophysical Data Center, Boulder, CO, 20 pp.
- Southern_Louisiana_DEM_3722 1/3 arc-second: Love, M.R., R.J. Caldwell, K.S. Carignan, B.W. Eakins, and L.A. Taylor, 2010. Digital Elevation Models of Southern Louisiana: Procedures, Data Sources and Analysis, NOAA National Geophysical Data Center technical report, Boulder, CO, 40 pp.
- New_Orleans_DEM_1264: Love, M.R., C.J. Amante, L.A. Taylor, and B.W. Eakins, 2011. Digital Elevation Models of New Orleans, Louisiana: Procedures, Data Sources and Analysis, NOAA Technical Memorandum NESDIS NGDC-49, U.S. Dept. of Commerce, Boulder, CO, 46 pp.
- Southern_Louisiana_DEM_4350: Love, M.R., R.J. Caldwell, K.S. Carignan, B.W. Eakins, and L.A. Taylor, 2010. Digital Elevation Models of Southern Louisiana: Procedures, Data Sources and Analysis, NOAA National Geophysical Data Center technical report, Boulder, CO, 40 pp.
- Biloxi_DEM_1009: Taylor, L.A., B.W. Eakins, K.S. Carignan, R.R. Warnken, T. Sazonova, and D.C. Schoolcraft, 2008. Digital Elevation Model of Biloxi, Mississippi: Procedures, Data Sources and Analysis, NOAA Technical Memorandum NESDIS NGDC-9, National Geophysical Data Center, Boulder, CO, 32 pp.
- Mobile_DEM_1255: Amante, C.J., M.R. Love, L.A. Taylor, and B.W. Eakins, 2011. Digital Elevation Models of Mobile, Alabama: Procedures, Data Sources and Analysis, NOAA Technical Memorandum NESDIS NGDC-44, Dept. of Commerce, Boulder, CO, 43 pp.
- Panama_City_DEM_1276: Amante, C.J., M.R. Love, L.A. Taylor, and B.W. Eakins, 2011. Digital Elevation Models of Panama City, Florida: Procedures, Data Sources and Analysis, NOAA Technical Memorandum NESDIS NGDC-50, U.S. Dept. of Commerce, Boulder, CO, 46 pp.
- Great Lakes: National Centers for Environmental Information (NCEI)