# Licenses and Attributions

## Distributed third-party material

### VoltAgent/awesome-design-md

- Repository: https://github.com/VoltAgent/awesome-design-md
- Pinned commit: `664b3e78fd1a298ba11973822da988483256d4b4`
- License: MIT
- Copyright: Copyright (c) 2026 VoltAgent
- Included material: `corpus/awesome-design-md/design-md/*/DESIGN.md`
- License copy: `corpus/awesome-design-md/LICENSE`

The upstream files are provided “as is.” Their analyses of public websites do not transfer ownership of third-party trademarks, proprietary fonts, brand assets, or visual identities.

## Referenced but not distributed

The following works informed research comparisons. Their source text, assets, databases, and code are not copied into this skill.

### Anthropic frontend-design

- Source: https://github.com/anthropics/skills/tree/main/skills/frontend-design
- Repository license: Apache License 2.0
- Use here: process-level comparison only; the resulting workflow and wording are original synthesis.

### Leonxlnx/taste-skill

- Source: https://github.com/Leonxlnx/taste-skill
- License: MIT
- Use here: research comparison of common landing-page failure patterns; no files copied.

### NextLevelBuilder/ui-ux-pro-max-skill

- Source: https://github.com/nextlevelbuilder/ui-ux-pro-max-skill
- License: MIT
- Use here: research comparison of heuristic-database organization; no files copied.


## Standards and policy references

### WCAG 2.2

- Source: https://www.w3.org/TR/WCAG22/
- Status checked 2026-07-13: W3C Recommendation, 12 December 2024
- Use here: linked accessibility conformance floor; W3C text is not redistributed.

### WCAG2ICT

- Source: https://www.w3.org/TR/wcag2ict-22/
- Status checked 2026-07-21: W3C Group Note; informative guidance for applying WCAG 2 Level A and AA to non-web software.
- Use here: linked native-software accessibility guidance; W3C text is not redistributed.

### U.S. Department of Justice ADA web and mobile accessibility guidance

- Sources: https://www.ada.gov/resources/web-guidance/ and https://www.ada.gov/resources/2024-03-08-web-rule/
- Status checked 2026-07-21: current DOJ guidance and Title II rule fact sheet.
- Use here: legal-context and equal-access boundary only; no source text is redistributed and no legal-compliance conclusion is inferred.

### WCAG 3.0

- Source: https://www.w3.org/TR/wcag-3.0/
- Status checked 2026-07-13: W3C Working Draft, 3 March 2026
- Use here: status clarification only; it is not presented as the conformance target.

### Refero Styles

- Site: https://styles.refero.design/
- Robots policy checked: https://styles.refero.design/robots.txt on 2026-07-13
- Included material: none
- Allowed runtime use: authorized Refero MCP or user-provided licensed/authorized export only

## Icons, fonts, and design-system documentation

Lucide, Material Symbols, Phosphor, Carbon Design System, Google Fonts, and web.dev are linked as implementation references in `references/craft-rulings.md` and `references/provenance.md`. No icon package source, font binary, design-system source, or documentation text from those projects is bundled in this skill. Implementations must follow the selected package/font license and the host project's dependency, privacy, CSP, and attribution policies.

W3C WAI and Internationalization guidance, WHATWG HTML, MDN, web.dev Baseline and Web Vitals, DTCG, Apple, Android, FTC, OWASP, OpenAI Apps SDK UX guidance, Microsoft HAX, the Agent Skills specification, and Anthropic skill-authoring documentation are linked as production-practice or package-structure references. No source text, example code, platform asset, specification, or report from those sources is redistributed. Short numeric thresholds, standard names, and factual status descriptions are attributed in `references/provenance.md`.

## Original material

`SKILL.md`, `scripts/*.mjs`, `data/observations.json`, `fixtures/briefs.json`, and `references/*.md` are original work produced for this installation, except for factual source names, links, measured corpus excerpts represented as short source slugs, and the third-party corpus listed above.