# MDC Design Hub > Public brand and design-system hub. Every URL below is directly fetchable with a plain GET — no auth, CORS open. Briefs are Markdown; each tokens.json follows the W3C Design Tokens Community Group 2023 draft (hex color strings, string dimensions); machine-readable brand metadata is served as JSON under /api. One H2 section per brand below, then the API section. ## MDC Root Cellar - [MDC Root Cellar — metadata (JSON)](https://design.mdcrootcellar.com/api/brands/mdc-root-cellar): status active. The quiet brand behind mdcrootcellar.com, home of the beet keeper. Root-cellar identity: parchment grounds, beet-skin maroon primary, stamp shadows, Young Serif / Alegreya / Space Mono. Full design system mirrored under system/. - [MDC Root Cellar — Brand brief (Markdown)](https://design.mdcrootcellar.com/brands/mdc-root-cellar/brief.md): brief - [MDC Root Cellar — Design-system README (canonical written guide)](https://design.mdcrootcellar.com/brands/mdc-root-cellar/system/readme.md): brief - [MDC Root Cellar — Square avatar, beet ground (512px PNG; alternate)](https://design.mdcrootcellar.com/brands/mdc-root-cellar/system/assets/avatar-beet-512.png): image - [MDC Root Cellar — Square avatar, parchment ground (512px PNG; use for Google Business)](https://design.mdcrootcellar.com/brands/mdc-root-cellar/system/assets/avatar-parchment-512.png): image - [MDC Root Cellar — Field-horizon illustration (landing hero SVG)](https://design.mdcrootcellar.com/brands/mdc-root-cellar/system/assets/field-horizon.svg): image - [MDC Root Cellar — One-color mark for dark grounds (SVG)](https://design.mdcrootcellar.com/brands/mdc-root-cellar/system/assets/logo-cream.svg): logo - [MDC Root Cellar — One-color mark for light grounds (SVG)](https://design.mdcrootcellar.com/brands/mdc-root-cellar/system/assets/logo-ink.svg): logo - [MDC Root Cellar — Primary mark (beet + sage SVG)](https://design.mdcrootcellar.com/brands/mdc-root-cellar/system/assets/logo.svg): logo - [MDC Root Cellar — Design-system manifest (components, cards, tokens; JSON)](https://design.mdcrootcellar.com/brands/mdc-root-cellar/system/_ds_manifest.json): manifest - [MDC Root Cellar — Complete file listing of system/](https://design.mdcrootcellar.com/brands/mdc-root-cellar/system/files.txt): manifest - [MDC Root Cellar — Style guide page (static HTML, no JS required)](https://design.mdcrootcellar.com/brands/mdc-root-cellar/index.html): page - [MDC Root Cellar — mdcrootcellar.com landing page kit (browser page, JS-rendered)](https://design.mdcrootcellar.com/brands/mdc-root-cellar/system/ui_kits/website/index.html): page - [MDC Root Cellar — Claude skill instructions for designing with this brand](https://design.mdcrootcellar.com/brands/mdc-root-cellar/system/SKILL.md): skill - [MDC Root Cellar — Global stylesheet entry (imports tokens + base + components)](https://design.mdcrootcellar.com/brands/mdc-root-cellar/system/styles.css): stylesheet - [MDC Root Cellar — Canonical color tokens (CSS custom properties)](https://design.mdcrootcellar.com/brands/mdc-root-cellar/system/tokens/colors.css): tokens - [MDC Root Cellar — Design tokens (W3C DTCG 2023 draft JSON: hex color strings, px dimension strings)](https://design.mdcrootcellar.com/brands/mdc-root-cellar/tokens.json): tokens - [MDC Root Cellar — revision 2026-08-20T1712Z](https://design.mdcrootcellar.com/brands/mdc-root-cellar/revisions/2026-08-20T1712Z/): immutable snapshot. Initial sync of the design system from Claude Design ## API - [Brand index (JSON)](https://design.mdcrootcellar.com/api/brands): all brands with URLs - [Brand detail (JSON)](https://design.mdcrootcellar.com/api/brands/{slug}): one brand + its assets and revisions