Files
TREK/NOTICE.md
T
Maurice fabefed39f feat(studio): 34 typefaces with real weights and italics, a categorised font picker
The book catalogue grows from 7 families to 34, all self-hosted through
@fontsource under the SIL OFL 1.1 or the Apache License 2.0: condensed and
poster faces, heavy retro display, elegant display serifs, Montserrat, twelve
scripts and DM Mono. Weights run from 100 to 900, each family offering only
the weights it ships, and the serifs gain real italics.

The catalogue lives in @trek/shared (book-fonts.data.ts) with each family's
roles (display, heading, body, script, mono), weights, italics and letter
width, so the Studio, the findings, the design engine and the assistant read
one list. Page operations and the design engine set a weight a family lacks
at its nearest one, describe_book_page names the role and the weight, and
font_mix no longer counts scripts and mono faces, warning above three.

The Studio gets StudioFontPicker: the current family set in itself, a
searchable list grouped by kind with every family in its own face and the
book's own families first, and a weight slider over the weights the family
has. Faces load only when used; the assistant's page snapshot embeds only the
faces a page draws, the service worker installs only the latin files of the
original seven families, and the faces of an opened book are cached for
offline use. BOOK_SCHEMA_REV goes to 2.
2026-10-23 21:01:29 +02:00

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Third-party data & attributions

TREK bundles and uses third-party data that requires attribution.

geoBoundaries — country & sub-national boundaries

The Atlas map's administrative boundaries (admin-0 countries and admin-1 provinces/counties), shipped at server/assets/atlas/admin0.geojson.gz and server/assets/atlas/admin1.geojson.gz and generated by server/scripts/build-atlas-geo.mjs, are derived from geoBoundaries.

Runfola, D. et al. (2020) geoBoundaries: A global database of political administrative boundaries. PLoS ONE 15(4): e0231866. https://doi.org/10.1371/journal.pone.0231866

geoBoundaries is licensed under CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/). Source: https://www.geoboundaries.org/

The bundled files are simplified (coordinate-quantized) and re-tagged with the property names TREK consumes. Country borders (admin0) derive from the geoBoundaries CGAZ composite; sub-national regions (admin1) derive from the per-country open (gbOpen) release.

OpenStreetMap — geocoding, place details & descriptions

Atlas reverse-geocodes places via the Nominatim service, and place search, details and descriptions come from Nominatim and Overpass. Data is © OpenStreetMap contributors, licensed under the Open Database License (ODbL). https://www.openstreetmap.org/copyright

Wikimedia Commons & Wikipedia — place pictures & descriptions

Pictures offered for a place come from Wikimedia Commons (geosearch by coordinate) and are cached locally rather than hotlinked. Descriptions can come from Wikipedia, resolved from the place's OpenStreetMap wikipedia tag.

Commons files carry their own licence, most often CC BY or CC BY-SA. TREK shows the author, the licence and a link to the file description page next to every picture while it is being chosen, and keeps the author and licence with the cached file so the credit stays visible afterwards. Wikipedia article text is CC BY-SA 4.0. https://commons.wikimedia.org/wiki/Commons:Licensing

Google Places — optional place data

When an administrator configures a Google Maps API key, place search, details, pictures and editorial summaries can also come from the Google Places API, subject to Google's terms. Photos carry the author attribution Google supplies and no reusable licence; TREK displays that attribution and claims nothing further. This path is off unless a key is configured, and each part of it has its own switch in the admin panel. https://cloud.google.com/maps-platform/terms

OurAirports — airport reference data

server/assets/airports.json is built from OurAirports (https://ourairports.com/data/), released into the public domain.

Typefaces: Studio books and the app

Every typeface a book can be set in, and the app's own (Poppins, MuseoModerno, Geist), is self-hosted from the @fontsource npm packages, which redistribute the families published on Google Fonts split into subsets by script. The catalogue of book faces is shared/src/book/book-fonts.data.ts. Each package carries its licence and the copyright notice of the family's authors in its LICENSE file.

Both licences allow a font to be bundled with software and embedded in a document made with it, so a printed or exported book may carry the faces it is set in. No family is renamed, redrawn or sold on its own. SIL OFL 1.1: https://openfontlicense.org. Apache 2.0: https://www.apache.org/licenses/LICENSE-2.0

Family Package Licence
Abril Fatface @fontsource/abril-fatface SIL Open Font License 1.1
Alfa Slab One @fontsource/alfa-slab-one SIL Open Font License 1.1
Allura @fontsource/allura SIL Open Font License 1.1
Anton @fontsource/anton SIL Open Font License 1.1
Archivo Black @fontsource/archivo-black SIL Open Font License 1.1
Bebas Neue @fontsource/bebas-neue SIL Open Font License 1.1
Big Shoulders Display @fontsource/big-shoulders-display SIL Open Font License 1.1
Bodoni Moda @fontsource/bodoni-moda SIL Open Font License 1.1
Bricolage Grotesque @fontsource/bricolage-grotesque SIL Open Font License 1.1
Caveat @fontsource/caveat SIL Open Font License 1.1
Cormorant Garamond @fontsource/cormorant-garamond SIL Open Font License 1.1
Dancing Script @fontsource/dancing-script SIL Open Font License 1.1
DM Mono @fontsource/dm-mono SIL Open Font License 1.1
DM Serif Display @fontsource/dm-serif-display SIL Open Font License 1.1
EB Garamond @fontsource/eb-garamond SIL Open Font License 1.1
Fraunces @fontsource/fraunces SIL Open Font License 1.1
Great Vibes @fontsource/great-vibes SIL Open Font License 1.1
Homemade Apple @fontsource/homemade-apple Apache License 2.0
Inter @fontsource/inter SIL Open Font License 1.1
Kaushan Script @fontsource/kaushan-script SIL Open Font License 1.1
League Gothic @fontsource/league-gothic SIL Open Font License 1.1
Lora @fontsource/lora SIL Open Font License 1.1
Montserrat @fontsource/montserrat SIL Open Font License 1.1
MuseoModerno @fontsource/museomoderno SIL Open Font License 1.1
Oswald @fontsource/oswald SIL Open Font License 1.1
Pacifico @fontsource/pacifico SIL Open Font License 1.1
Parisienne @fontsource/parisienne SIL Open Font License 1.1
Permanent Marker @fontsource/permanent-marker Apache License 2.0
Playfair Display @fontsource/playfair-display SIL Open Font License 1.1
Poppins @fontsource/poppins SIL Open Font License 1.1
Sacramento @fontsource/sacramento SIL Open Font License 1.1
Satisfy @fontsource/satisfy Apache License 2.0
Shrikhand @fontsource/shrikhand SIL Open Font License 1.1
Yellowtail @fontsource/yellowtail Apache License 2.0
Geist Sans @fontsource/geist-sans SIL Open Font License 1.1