humblytics/humblytics-marketing-skills · skills/copywriting/SKILL.md

copywriting skillA

copywriting is agent-read markdown (skill) from humblytics/humblytics-marketing-skills: Conversion copywriter for landing pages, emails, ads, CTAs, headlines, product descriptions, and sales pages. Writes clear, compelling copy that drives specific actions. Applies direct-response principles, benefit-driven messaging, and audience-aware tone. Use when writing or rewriting any marketing copy. Triggers: copywriting, write copy, headline, CTA, landing page copy, email copy, ad copy, sales copy, rewrite, tagline..

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 humblytics/humblytics-marketing-skills/copywriting@v1.0.0
Exact content
mdr add humblytics/humblytics-marketing-skills/copywriting@sha256:910fe757afeab294

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_kn7jhzfos3thsetq.svg)](https://markdownregistry.com/a/art_kn7jhzfos3thsetq)

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Versions

versioncommittedcommitsizeaudit
v1.0.0 latest2026-05-29 5833f8a 11,999 BA view · diff
v1.0.02026-05-13 049ffab 11,807 BA view · diff
v1.0.02026-04-07 44aa274 9,893 BA view

Audit of the latest version

A  17 of 17 checks passed. Deterministic, no model, same answer every run.
  • pass: Frontmatter block present
  • pass: Frontmatter declares a name
  • pass: Frontmatter declares a description
  • pass: Size between 200 bytes and 200 KB (11999 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

GitHub

humblytics/humblytics-marketing-skills · 83 stars · license MIT · pushed 2026-09-04 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_kn7jhzfos3thsetq
GET https://markdownregistry.com/api/v1/resolve?ref=humblytics/humblytics-marketing-skills/copywriting
GET https://markdownregistry.com/api/v1/blob/910fe757afeab294de876e3af93e357b0ce1bc9f3063c765977375603f98acfb