copy-editing skillA
copy-editing is agent-read markdown (skill) from coreyhaines31/marketingskills: When the user wants to edit, review, or improve existing marketing copy, or refresh outdated content. Also use when the user mentions 'edit this copy,' 'review my copy,' 'copy feedback,' 'proofread,' 'polish this,' 'make this better,' 'copy sweep,' 'tighten this up,' 'this reads awkwardly,' 'clean up this text,' 'too wordy,' 'sharpen the messaging,' 'refresh this content,' 'update this page,' 'this content is outdated,' or 'content audit.' Use this when the user already has copy and wants it imp.
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 coreyhaines31/marketingskills/copy-editing@v2.0.0mdr add coreyhaines31/marketingskills/copy-editing@sha256:9b5a20be3dc5513cPin 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_nc6rjp7p5qilzmn2)
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Versions
| version | committed | commit | size | audit | |
|---|---|---|---|---|---|
| v2.0.0 latest | 2026-05-14 | 30f9b9a | 15,000 B | A | view · diff |
| v1.3.0 | 2026-04-04 | 4874fe8 | 16,259 B | A | view · diff |
| v1.2.0 | 2026-04-04 | d88009d | 15,529 B | A | view · diff |
| v1.1.0 | 2026-03-04 | e4283c6 | 13,426 B | A | view · diff |
| v1.1.0 | 2026-02-27 | f5badfe | 13,287 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 (15000 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
coreyhaines31/marketingskills · 47,562 stars · license MIT · pushed 2026-09-05 · branch main
API
GET https://markdownregistry.com/api/v1/artifacts/art_nc6rjp7p5qilzmn2 GET https://markdownregistry.com/api/v1/resolve?ref=coreyhaines31/marketingskills/copy-editing GET https://markdownregistry.com/api/v1/blob/9b5a20be3dc5513c8f0b4f4c4960857e4d28ed83698a5b33c8dde9dc75a47bf6