Licences and attributions
Alpine is built on open data and free software. Thanks to their authors.
This text is a translation. In case of any difference, the French version prevails.
Data
| Component | Use | Licence |
|---|---|---|
| MET Norway (Norwegian Meteorological Institute), Locationforecast 2.0 | Weather forecasts and location altitude | CC BY 4.0 + NLOD 2.0 — "Data: MET Norway" |
| OpenStreetMap | Background of the location map | © OpenStreetMap contributors, ODbL 1.0 |
| Natural Earth | Built-in region map (offline landscape choice) | Public domain |
App software
| Component | Use | Licence |
|---|---|---|
| SunCalc (Volodymyr Agafonkin), adapted to Kotlin | Sun and moon calculations | BSD-2-Clause |
| osmdroid | Map display | Apache 2.0 |
| OkHttp (Square) | Network connections | Apache 2.0 |
| Kotlin, kotlinx.coroutines, kotlinx.serialization (JetBrains) | Language and libraries | Apache 2.0 |
| Android Jetpack: Compose, Material 3, Lifecycle, Navigation, DataStore, WorkManager, Core, ExifInterface (Google) | App interface and services | Apache 2.0 |
The full text of the licences is shown in the app: "Settings", then "About Alpine, licences and privacy". Apache License 2.0: apache.org/licenses/LICENSE-2.0.
Website
| Component | Use | Licence |
|---|---|---|
| Barlow and Barlow Condensed fonts (The Barlow Project Authors), hosted on this site | Typography | SIL Open Font License 1.1 |
Images
Alpine's 28 landscapes were created for Vercolabs with an artificial intelligence tool (ChatGPT, OpenAI), then retouched. The images on this site are renders from Alpine's graphics engine based on these landscapes. The Alpine icon is an original creation by Vercolabs.