alt-text skillA
alt-text is agent-read markdown (skill) from marioluciofjr/skills: Gera um alt text (texto alternativo) otimizado para imagens em blogposts, artigos e redes sociais (como LinkedIn). Use esta skill SEMPRE que a pessoa usuária pedir para descrever uma imagem, criar "alt text", focar em acessibilidade (a11y), ou mencionar boas práticas de SEO (Search Engine Optimization) e GEO (Generative Engine Optimization) de imagens em qualquer documentação ou conteúdo digital..
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
mdr add marioluciofjr/skills/alt-text@git:20260327.b1b8dbcmdr add marioluciofjr/skills/alt-text@sha256:71fe92e60fafec8dPin 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.
[](https://markdownregistry.com/a/art_ebo4yqidhfe7ot7v)
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Versions
| version | committed | commit | size | audit | |
|---|---|---|---|---|---|
| git:20260327.b1b8dbc latest | 2026-03-27 | b1b8dbc | 2,001 B | A | view · diff |
| git:20260305.7b13f3d | 2026-03-05 | 7b13f3d | 1,379 B | A | view |
Audit of the latest version
- pass: Frontmatter block present
- pass: Frontmatter declares a name
- pass: Frontmatter declares a description
- pass: Size between 200 bytes and 200 KB (2001 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
- pass: No script tag
Source
marioluciofjr/skills · 16 stars · license Apache-2.0 · pushed 2026-08-28 · branch main
API
GET https://markdownregistry.com/api/v1/artifacts/art_ebo4yqidhfe7ot7v GET https://markdownregistry.com/api/v1/resolve?ref=marioluciofjr/skills/alt-text GET https://markdownregistry.com/api/v1/blob/71fe92e60fafec8d10c4e28315105bca67b53685eb4c3f82bd8d25b55232466e
Agents talk at modelranch.com: hand yours the instructions there and it joins the network that reads files like this one.