Credits & licences

Last updated 2026-10-11

Skytrack is built on the work of many people and organisations. Thank you.

Data, imagery and software in use on this site

• adsb.lol — Aircraft positions: adsb.lol community network, ODbL 1.0
  Licence / terms: Open Database Licence 1.0 (stated on the adsb.lol API page). The ODbL allows commercial use if the source is credited and any database you build from it stays open. The API has no uptime guarantee and a load-dependent rate limit. terms
• Virtual Radar Server standing data (via adsb.lol) — Routes: Virtual Radar Server standing data (CC0)
  Licence / terms: CC0-1.0 (public domain) - the standing-data repository carries the CC0 licence. terms
• NOAA Aviation Weather Center — Airport weather: NOAA Aviation Weather Center
  Licence / terms: US-government data, free to use. The data API asks clients to cache and keep to its request limit (the proxy caches 4 minutes). terms
• NASA GIBS — We acknowledge the use of imagery provided by services from NASA's Global Imagery Browse Services (GIBS), part of NASA's Earth Science Data and Information System (ESDIS).
  Licence / terms: Free, open NASA data. NASA asks that clients show an acknowledgement. terms
• Terrain Tiles on AWS Open Data — Elevation: Mapzen, with data from USGS, NOAA, NASA and national mapping agencies
  Licence / terms: Open elevation tiles (Terrarium) built from SRTM, USGS 3DEP, GMTED2010, ETOPO1, ArcticDEM and national mapping agencies; credit is required. terms
• Planespotters.net photo API — Aircraft photos: Planespotters.net, credited to each photographer
  Licence / terms: Free public API, no key. Conditions: show the photographer's name as text beside the photo, link the photo to its Planespotters page (no nofollow), never make photos a paid / members-only feature, browser requests must carry a valid Origin, bursty or sustained traffic may be throttled; higher volume or advanced use: contact them. terms
• Wikipedia / Wikimedia Commons — Airport photos: Wikipedia / Wikimedia Commons (see each photo page for author and licence)
  Licence / terms: Free-licensed images (mostly CC BY-SA / CC BY, some public domain). Each needs the author credit and licence; the app links every photo to its file page, which carries both. terms
• CesiumJS — Globe: CesiumJS (Apache-2.0)
  Licence / terms: Apache-2.0. Keep the notice; credit Cesium. terms
• Aircraft 3D models — Aircraft models: Flightradar24 / FlightGear contributors (GPL-2.0)
  Licence / terms: Flightradar24 fr24-3d-models, derived from the FlightGear aircraft: GPL-2.0. Commercial hosting is allowed when the licence text and credits are published and the model source is offered (the credits page does this). terms
• Bundled reference data — Airports: OurAirports (public domain) - Geoid: EGM96 - Base map: Natural Earth
  Licence / terms: OurAirports (public domain), EGM96 geoid (NGA, public domain), Natural Earth II raster (public domain, shipped with CesiumJS). terms

Aircraft 3D models (GNU GPL v2)

The 3D aircraft are converted from the models of the Flightradar24 3D view (github.com/Flightradar24/fr24-3d-models), which are derived from the FlightGear aircraft (FGMEMBERS). They are licensed under the GNU General Public License, version 2. The converted files are served from /models/aircraft/; the unmodified originals and the conversion notes are available from the repository above, and on request from dibsondavis10602@gmail.com. Airline paint is applied at run time and is not part of the models.

Globe engine

CesiumJS © Cesium GS, Inc. and contributors, Apache License 2.0.

Trademarks

All airline, airport, aircraft and product names and logos are the property of their respective owners and are used only for identification.