# Asset and data licenses

- Style code and Clair POI geometry: original work, Clair License 1.0; see LICENSE.
- Four bundled Noto OpenType fonts in `assets/fonts`: SIL Open Font License 1.1; see `assets/fonts/OFL.txt`. Internal copyright and name records are retained. Distribution: https://github.com/notofonts/notofonts.github.io
- Noto Sans JP / SC / TC CJK WOFF2 subsets: SIL OFL, pinned Google Fonts URLs in `src/cjk-fonts.js`; fetched on demand, not included in the archive. https://github.com/notofonts/noto-cjk
- Baseline Noto Regular / Medium / Italic glyph PBFs: SIL OFL, fetched from Protomaps basemaps-assets. https://github.com/protomaps/basemaps-assets
- Baseline road shield / arrow / town-point sprites: MIT, fetched from Protomaps basemaps-assets. https://github.com/protomaps/basemaps-assets/tree/main/sprites
- Default Protomaps v4 vector source: OpenStreetMap contributors (ODbL) and Natural Earth (public domain); the style supplies attribution which must remain visible. Hosted API terms: https://protomaps.com/api
- Optional terrain: Mapzen Terrain Tiles / AWS Open Data. The source attribution links all underlying provider credits: https://github.com/tilezen/joerd/blob/master/docs/attribution.md
- Regional summit labels: 633 mountain points and available translated names from Natural Earth v5.1.2 `ne_10m_geography_regions_elevation_points`, public domain. Normalized data is embedded in `src/peak-data.js`. https://www.naturalearthdata.com/downloads/10m-physical-vectors/10m-physical-labels/ and https://www.naturalearthdata.com/about/terms-of-use/

MapLibre is the consuming renderer and is not bundled in this package. All remote sources can be replaced or mirrored; preserve the relevant attributions and licenses when self-hosting.

Website renderer: MapLibre GL JS 6.9.0, BSD-3-Clause. See /vendor/LICENSE.txt.