Credits

Terrain: DHM200 digital elevation model and swissNAMES3D geographical names. © swisstopo, Open Government Data. swisstopo.admin.ch
Border and lakes: Generalised municipal boundaries (2025 edition). Federal Statistical Office (FSO), GEOSTAT; copy made on 06.08.2026. Via the swiss-maps package (Interactive Things, BSD-3-Clause). bfs.admin.ch
Upper Engadine lakes and glaciers: Lakes Sils, Silvaplana and St. Moritz, and glacier outlines: swissTLMRegio (2024 edition), Federal Office of Topography swisstopo, Open Government Data. The moraines are computed by the project from the relief. swisstopo.admin.ch
Railway line: Railway network (ch.bav.schienennetz). Federal Office of Transport (FOT); copied on 09.09.2026, opendata.swiss OPEN BY. The trains on it are an evocation inspired by SBB, with no mark and no model reproduced. data.geo.admin.ch
Hiking guides: Hiking in Switzerland (ch.astra.wanderland), the stages. Federal Roads Office FEDRO, cantons, SwitzerlandMobility Foundation; copied on 31.10.2026, opendata.swiss OPEN BY. Distances, ascents and walking times are the source’s; the texts are written for the game. data.geo.admin.ch
Places and sites: The sites around the places (names and summaries): Switzerland Tourism, licensed under CC BY-SA 4.0. The places and their descriptions are written for the game. myswitzerland.com
3D models: Trees from Kenney’s Nature Kit (CC0 1.0); “Sailboat” by Poly by Google, via Poly Pizza (CC BY 3.0). Model modified: recoloured and reoriented. kenney.nl · poly.pizza
Paper textures: Scanned papers from ambientCG (CC0 1.0), from which the project draws the relief’s grain and creases. ambientcg.com
Music: “Balance” by Komiku, by day and at dusk; “Sunset Plains” by Yoiyami, at night; “Something to save” and “Time” by Komiku, in the towns, by day and at night; three pieces by Komiku, one per track, among them “Surfing” and “The Test”, in Schuss! with Clotilde, and “Chill Out Theme” by Komiku on its screens (CC0 1.0). Files re-encoded. Balance · Sunset Plains · Surfing · Chill Out Theme
Sounds: In Schuss! with Clotilde, a snowball bursting, by bajko, a small crowd’s cheer, by moxobna, and a cowbell, by timgormly; on the granary course in Bern, a creaking door, by loudernoises, a wooden door slamming, by krnash, a ratchet, by CapsLok, and a creaking floorboard, by Rudmer_Rotteveel; the turret’s door, by Ryding, and the cathedral’s portal, by lazymonk; all on Freesound (CC0 1.0). Files re-encoded. bajko · moxobna · timgormly · loudernoises · krnash · CapsLok · Rudmer_Rotteveel · Ryding · lazymonk
Code: Claude (Code), without whom the project would have stayed one.
Texts: The texts of the game and the site (destinations, treasures, specialities, nature guide, transport…) are written in French with the help of Claude, by Anthropic. The facts are checked against the sources cited, the wording is our own, and every text is reviewed before it is published.
Translations: German, Italian and English are translated from French with the help of AI, Romansh on the basis of the Apertus model (Public AI), without review by a Romansh speaker; the French text prevails. swiss-ai.org
Illustrations: All the illustrations are images created with gpt-image, OpenAI’s image model: places and sites, Clotilde, game objects, stamps, patches, treasures, nature guide species, specialities and scenery. They are not photographs.
3D engine: Three.js (MIT licence). threejs.org
Open-source software: React (Meta), React Three Fiber, react-three-rapier and zustand (Poimandres), Rapier (Dimforge), Base UI, Tailwind CSS, react-intl (FormatJS), Lucide, Vite and Astro, under the MIT, ISC, BSD-3-Clause and Apache 2.0 licences (licence texts).
Typeface: Caveat, by Impallari Type, Kalam, by the Indian Type Foundry, Bevan, by Vernon Adams, and Nunito Sans, by Vernon Adams, Jacques Le Bailly, Manvel Shmavonyan and Alexei Vanyashin (SIL Open Font License 1.1). OFL 1.1
Inspiration: Bruno Simon’s 3D wisdom. bruno-simon.com