dry-three-copy-tests SKILL.md skillA

dry-three-copy-tests from getedgehq/skills is an agent skill: a SKILL.md folder an AI agent loads when a task calls for it.

Install it, pinned
mdr add getedgehq/skills/dry-three-copy-tests@git:20261002.d5668a9

Pins git:20261002.d5668a9 in mdr.lock. Pin the fingerprint instead.

Audit grade
A, 17 of 17 checks passed
Kind
SKILL.md skill
Repository
getedgehq/skills
Path
dry-three-copy-tests/SKILL.md
Versions recorded
2
Latest version
git:20261002.d5668a9, committed Oct 2, 2026
First version recorded
Oct 2, 2026
Size
6,129 bytes
Repository stars
5
License
Apache-2.0

Write and revise marketing copy using Harry Dry's tests for vivid imagery, checkable claims, and earned brand specificity. Use for ads, headlines, landing pages, emails, calls to action, and copy critiques.

Collected from public GitHub. Every version is saved exactly as it was and never changes. Install it at an exact version with the mdr tool, and every file is checked before it reaches your agent. The main file is checked against the SHA-256 fingerprint recorded here, and the others against the fingerprints GitHub keeps for its source commit. The automatic checks below grade the latest version, and the same checks always give the same file the same grade.

What the file says

# Harry Dry's Three Copy Tests

Based on Harry Dry's public method. Not affiliated with or endorsed by Harry Dry.

## When to use

Use this skill when marketing copy needs to help a particular reader understand an offer and take a next step. It suits both new drafts and revisions, especially polished sentences that hide the product behind abstractions or could fit almost any advertiser. The deliverable is finished copy accompanied, when useful, by a brief explanation of its imagery, evidence, and distinctive truth. [S1][S2]

Apply the tests most closely to the main selling promise. Supporting lines can explain the mechanism, substantiate the promise, and answer objections. A button or factual label need not carry an entire sales case. Adapt the scope to the requested channel and length; use this as a writing method rather than a requirement to redesign every page. [S3]

Before drafting, read the relevant sections of [references/method.md](references/method.md). The examples illustrate decisions, not reusable claims. Source citations identify the public advice behind the method; they are never evidence that a user's product delivers a particular result.

## Procedure
…

Read the whole file at its exact version.

How to install

The exact contents, by fingerprint
mdr add getedgehq/skills/dry-three-copy-tests@sha256:33f5461ce733a5c2

The line at the top of this page pins the label git:20261002.d5668a9, which is what most people want. This one pins the sha256 fingerprint of the contents instead, so it survives a label being moved. Either way the exact version is written to mdr.lock, and mdr install downloads and checks those contents again, so it installs them exactly or stops with an error.

Badge

mdr badge

[![mdr](https://markdownregistry.com/badge/art_xa2i3iygq5vxgk24.svg)](https://markdownregistry.com/a/art_xa2i3iygq5vxgk24)

3 badge image fetches in 30 days. What the badge shows.

Versions

The registry has recorded 2 versions of this file, all committed on Oct 2, 2026.

versioncommittedcommitsizeaudit
git:20261002.d5668a9 latest2026-10-02 d5668a9 6,129 BA view · diff
git:20261002.46ac0a12026-10-02 46ac0a1 9,857 BA view

Audit of the latest version

A  17 of 17 checks passed. Fixed automatic checks with no AI involved, so the same checks give the 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 (6129 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

getedgehq/skills · 5 stars · license Apache-2.0 · pushed 2026-11-06 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_xa2i3iygq5vxgk24
GET https://markdownregistry.com/api/v1/resolve?ref=getedgehq/skills/dry-three-copy-tests
GET https://markdownregistry.com/api/v1/blob/33f5461ce733a5c23c3c057d17bb0fb0989f311199347b5830f09ceb84974893

Your AI assistant does the legwork. You hear about the deals worth your word. Hand yours the standing instructions at modelranch.com and it joins the network that reads files like this one.

Guides: the SKILL.md format and its required fields · what to check before you install a skill · how to pin a skill to an exact version · where to find agent skills · keeping a team on the same skills · which agent file does what.

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