Atlas / Skills / charlie947 / Content Matrix

Content MatrixSAFE

skills/charlie947/content-matrix
Verdict
SAFE
Grade
B
Trust score
89 /100
Version
—
Hosts
2 documented
License
MIT
Stars
4,296
01

Overview

An agent skill published by charlie947.

Read from source at commit 7179b9176eabOBSERVED · 2026-10-21
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02

Host compatibility

What the documentation claims. We have not run a compatibility test.

HostStatusNotes
claude-codementioned
codexmentioned
03

What it tells the agent

The instruction file, verbatim from the audited commit — this is the text the model reads, and the surface the audit's instruction layer examines. Quoted here so you can judge it without cloning anything.

---
name: content-matrix
description: >
  Generate 24 to 40 LinkedIn post ideas in a single table by pairing the user's content pillars with 8 proven content formats. Based on the Justin Welsh content matrix. Use this skill whenever the user says "give me post ideas", "content matrix", "what should I post about", "generate post ideas", "content ideation", or "map out my content for the month". Pulls from about-me.md and voice.md if they exist, otherwise asks for pillars and context.
---

# Content Matrix

## Codex and Claude runtime

- Use this skill in Codex or Claude with the tools actually available in the current task. `AskUserQuestion` examples describe the questions, not a required API: use an available question tool within its limits, or ask in chat. Reuse answers and source material already supplied.
- Work in the user-selected project. Read its `about-me.md`, `voice.md` and relevant brand files before personalised work. Confirm the intended author if files conflict or contain starter defaults. Ask for missing facts or run `voice-builder`; never inherit the maintainer's identity, accounts or private files.
- Resolve bundled `references/` relative to this skill folder. For an explicitly requested profile refresh, read and update the canonical `about-me.md`, `voice.md` or `newsletter-voice.md` in place, preserving unrelated user facts and rules. Consumers must reread those canonical files. Use a new filename only for new deliverables that would collide with unrelated existing files. Installation alone never starts an interview or writes files. Do not write persistent learnings unless requested.
- Use supplied evidence first. Verify external claims through available search/source tools when needed. If a source or integration is unavailable, name the missing capability and offer supplied text/export input. Never invent facts, first-person experience, metrics or a successful tool run.
- Connect only services needed for the chosen route through the user's existing account. Never print credentials or overwrite connections. Drafting, saving and reviewing do not authorise publishing, sending messages or changing accounts.

## CRITICAL: Auto-start on load

When this skill triggers, go straight to Step 1. Do not summarise. Start input gathering immediately.

## Step 1. Gather inputs

Check the project for about-me.md. If it exists, read it and pre-fill the description of who the user is. Skip that question and tell the user what you pulled.

If about-me.md is missing, ask:

> Give me at least two paragraphs describing who you are, what you do, and what you like to discuss. The more specific you are, the more relevant the ideas.

Wait for response.

Then call AskUserQuestion:

```json
[
  {
    "question": "What are your content pillars?",
    "header": "Pillars",
    "multiSelect": false,
    "options": [
      {"label": "I will type them", "description": "I have 3 to 4 content pillars to use"},
      {"label": "Pull from voice.md", "description": "Use the topics already defined in my voice files"},
      {"label": "Suggest them for me", "description": "Based on my about-me.md, recommend 4 pillars"}
    ]
  }
]
```

If the user types their own, accept 3 to 5 pillars. If fewer than 3, ask for more.

If the user picks "Suggest them for me", read about-me.md, propose 4 pillars covering their positioning, and ask them to confirm or edit before continuing.

## Step 2. Build the matrix

Generate a markdown table with:

- X axis (columns): 8 content formats, always in this order:
  1. Actionable
  2. Motivational
  3. Analytical
  4. Contrarian
  5. Observation
  6. X vs Y
  7. Present vs Future
  8. Listicle
- Y axis (rows): the user's 3 to 5 pillars

Every cell contains one specific, concrete post idea tailored to the pillar and format. Not generic. Not reusable across pillars.

Format definitions to apply when filling each cell:

- **Actionable**: Ultra-specific how-to. Teaches the reader to do one thing.
- **Motivational**: Inspirational story about someone who did something extraordinary in the niche.
- **Analytical**: Breakdown of why something works the way it does.
- **Contrarian**: Go against the common advice in the niche and back it up.
- **Observation**: A hidden, silent, or underdiscussed trend the user has noticed.
- **X vs Y**: Compare two entities (tools, styles, frameworks, companies).
- **Present vs Future**: Current state vs a specific prediction, with the why.
- **Listicle**: A list of resources, tips, mistakes, lessons, or steps.

Each cell's idea should be a specific headline, not a theme. Good: "A 3-line hook formula for product launches". Bad: "Hooks".

## Step 3. Output (surface-aware)

Pick the output mode based on the surface you are running on. Do not output the table in a fenced markdown code block — that renders as monospace plain text and makes a 5×8 grid hard to scan.

- **An available interactive chart/table surface:** render the matrix as an interactive chart / interactive table widget. Pillars as rows, formats as columns, each cell holding one specific headline. The user should be able to click a cell to see the full headline and any expansion notes. Do not also dump the table as markdown — the chart is the deliverable.
- **A file-capable assistant such as Codex or Claude Code:** save the matrix to `content-matrix-YYYY-MM-DD.md` in the current working directory and print the same table inline in the response as a plain markdown table (no triple-backtick wrap). Confirm the file path so the user can open it.
- **Fallback (no interactive chart, no file-system tools):** output a plain markdown table inline. Still no code-fence wrap.

Below the table or chart, add one sentence naming the single strongest idea across the matrix and why.

## Step 4. Offer the next move

Ask:

> Any cell here you want me to write as a full post? Reference the cell by pillar + format (for example "Hooks × Contrarian") and I will hand it to the post-writer or post-formatter skill.

When fi
04

Trust audit

SAFEgrade B · trust 89/100 Nothing in the source contradicts what it says it does. Grade A is reserved for packages that have also passed the behavioural sandbox.

LayerWhat it checksResult
L0Provenance & inventoryPASS
L1Static analysis of the codeNA
L2Instruction surface (what it tells the agent)PASS
L3Class-specific surfacePASS
L4Behavioural (sandbox)SKIPPED

What the source does

Filesystem
none-observed
Network
none-observed
Shell
none-observed
Dependencies
pinned
Secrets in source
none-found

Findings (0)

No findings outside the package's declared scope.

Gates applied: no_behavioural_pass.

Audited 2026-10-21 · audit v0.4.1 · source sha 7179b9176eabfull audit observations/trust-audit/skill/charlie947__content-matrix.json · Report an issue / request a re-scan
05

Audit history

Every audit this skill has had.

DateSourceVerdictGradeScoreChange
2026-10-217179b9176eabSAFEB89first audit
06

Questions

Is content-matrix — charlie947/social-media-skills safe to install?

The audit found nothing in the source that contradicts what it says it does, and graded it B (89/100). Grade A is held back for packages that have also passed a sandboxed behavioural run, which is why a clean skill reads B.

What can content-matrix — charlie947/social-media-skills access on my machine?

The audit observed no filesystem, network or shell use at all in its source.

Which assistants does content-matrix — charlie947/social-media-skills work with?

Its documentation mentions claude-code and codex. That is what the text claims, not a compatibility test we ran.

How current is this page?

The grade is for one exact copy of the source (7179b9176eab), read on 2026-10-21. The repository is watched, and a new audit runs when it changes — this is the first audit.

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