oaustegard/claude-skills · plugins/skill-development/skills/writing-instructions/SKILL.md

writing-instructions skillA

writing-instructions is agent-read markdown (skill) from oaustegard/claude-skills: Sentence-level and section-level craft for instructions Claude will actually follow, in any container — project instructions, a standalone prompt, or skill body text. Use when the text exists or is being drafted and the question is quality: "why is Claude ignoring this instruction", "rewrite this prompt so it works", "improve my project instructions", "make this instruction stick", "is this too prescriptive", "how much structure does Sonnet need versus Opus". Covers imperative construction, posi.

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 oaustegard/claude-skills/writing-instructions@v0.3.0
Exact content
mdr add oaustegard/claude-skills/writing-instructions@sha256:26c4c04cf40fbe44

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_pqxptk4xvepjrqw2.svg)](https://markdownregistry.com/a/art_pqxptk4xvepjrqw2)

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Versions

versioncommittedcommitsizeaudit
v0.3.0 latest2026-09-09 5e58100 11,566 BA view · diff
v0.2.02026-08-25 955c1d2 11,852 BA view · diff
v0.1.02026-07-25 4b31e7d 11,025 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 (11566 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

oaustegard/claude-skills · 148 stars · license MIT · pushed 2026-09-11 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_pqxptk4xvepjrqw2
GET https://markdownregistry.com/api/v1/resolve?ref=oaustegard/claude-skills/writing-instructions
GET https://markdownregistry.com/api/v1/blob/26c4c04cf40fbe44ed4f48808d0c102c18cd98bcffc80c8f6ce9b6e877721011