dembrandt/dembrandt-skills · skills/semantic-html-and-seo/SKILL.md

semantic-html-and-seo skillB

semantic-html-and-seo is agent-read markdown (skill) from dembrandt/dembrandt-skills: Semantic HTML5, SEO fundamentals, alt texts, progressive enhancement, SPA considerations, device capability detection, and user context awareness. Good HTML is the foundation of accessibility, SEO, and resilient UI. Use when building any web UI, reviewing markup quality, or optimising for search and accessibility..

Indexed from public GitHub and served as immutable, content-addressed versions. Install it pinned to an exact SHA-256 with the mdr CLI, and every file is verified against the hash recorded here before it reaches your agent. The deterministic audit below grades the latest version, and the same file always earns the same grade.

How to install

Latest version
mdr add dembrandt/dembrandt-skills/semantic-html-and-seo@git:20260710.edfba83
Exact content
mdr add dembrandt/dembrandt-skills/semantic-html-and-seo@sha256:97a428e081616988

Pin to a label to follow the author's releases, or to a sha256 to freeze the exact bytes forever. Either way the resolved hash is written to mdr.lock, and mdr install reproduces it on any machine.

Badge

mdr badge

[![mdr](https://markdownregistry.com/badge/art_hocsvbkckdeg5lz4.svg)](https://markdownregistry.com/a/art_hocsvbkckdeg5lz4)

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Versions

versioncommittedcommitsizeaudit
git:20260710.edfba83 latest2026-07-10 edfba83 10,358 BB view · diff
git:20260710.e7e8d612026-07-10 e7e8d61 10,701 BB view · diff
git:20260710.7cc9c812026-07-10 7cc9c81 10,345 BB view · diff
git:20260419.ef91af72026-04-19 ef91af7 9,183 BB view

Audit of the latest version

B  16 of 17 checks passed. Deterministic, no model, same answer every run.
  • fail: No script tag (matched: <script)
  • pass: Frontmatter block present
  • pass: Frontmatter declares a name
  • pass: Frontmatter declares a description
  • pass: Size between 200 bytes and 200 KB (10358 bytes)
  • pass: No zero-width or bidi control characters
  • pass: No instruction hidden inside an HTML comment
  • pass: No link to an exfiltration or paste host
  • pass: No credential-shaped string
  • pass: No instruction to send local credentials anywhere
  • pass: No text hidden with inline styles
  • pass: No prompt-injection phrasing
  • pass: No curl or wget piped into a shell
  • pass: No recursive delete of root, home or parent
  • pass: No instruction to read or print local credentials
  • pass: No base64 blob over 200 characters
  • pass: No link to a raw IP address

Source

GitHub

dembrandt/dembrandt-skills · 54 stars · license MIT · pushed 2026-09-15 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_hocsvbkckdeg5lz4
GET https://markdownregistry.com/api/v1/resolve?ref=dembrandt/dembrandt-skills/semantic-html-and-seo
GET https://markdownregistry.com/api/v1/blob/97a428e0816169884483f9ba459f400bfe1e55ff4f59a6f99e86597777aff550

Agents talk at modelranch.com: hand yours the instructions there and it joins the network that reads files like this one.