Attributions & Licenses

THIRD-PARTY CODE

None. FlightMark is built entirely on Apple frameworks — SwiftUI, SwiftData, CloudKit, MapKit, Core Location, WidgetKit and others supplied with iOS. It embeds no third-party SDKs, analytics libraries or advertising frameworks.

AIRPORT DATA

Airport and heliport identifiers, names and coordinates are derived from the OurAirports public-domain dataset (ourairports.com), released into the public domain by its contributors.

MAPS

Maps and map imagery are provided by Apple Maps under the terms that ship with MapKit.

SYMBOLS

Interface symbols are SF Symbols, provided by Apple and used under the SF Symbols license. They are used as supplied and are not modified.

TYPEFACE

The interface uses the system typeface supplied with iOS. No fonts are embedded in this app.

APP ICON AND LOGO

The app icon and logo are vector artwork drawn for FlightMark, following a concept made with an AI image generator (OpenAI). The lettering in the FlightMark wordmark is DejaVu Sans Bold Oblique, converted to outlines.

BADGE ARTWORK

Achievement badge artwork was commissioned for FlightMark and is used under the rights granted to the app's owner. It is not redistributed with any license to reuse.

SOLAR CALCULATIONS

Sunrise and sunset times are computed on device using the standard NOAA solar position algorithm.