codeck-export

An internal presentation-export role that turns an HTML deck into a PDF or PowerPoint file and checks the exported result. It handles the exported files and records export-quality findings.

In plain words
What is it for?
Use it when exporting a deck to PDF or PPTX and when checking the exported files for problems.
Why use it?
A presentation can look correct in HTML but change during conversion to PDF or PowerPoint. This role checks the output and separates export defects from source-design changes.

Skill for Claude CodeCodex

Install

Getting it into your agent

One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.

agentmods
npx agentmods add skills/hiyeshu/codeck/codeck-export
Any agent
npx skills add hiyeshu/codeck --skill codeck-export
Clone the repo
git clone --depth 1 https://github.com/hiyeshu/codeck

Made for: Claude Code, Codex.

Per session 44 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 2,305 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. Scan, not verified.
Origin original No closer match found in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5 $0.00044 $0.02305
Opus 5 $0.00022 $0.01153
Sonnet 5 $0.00009 $0.00461
Haiku 4.5 $0.00004 $0.00231

Measured 2d ago against content hash 7f3f11badd5b, method: parsed. Prices are Anthropic first-party input rates as of 2026-08-30, from the pricing page.

Security

Grade A, and why

codeck-export scanned grade A with 0 findings against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 2d ago.

The scan reads SKILL.md. This mod also ships 15 executable files (pdf/scripts/check_bounding_boxes.py, pdf/scripts/check_fillable_fields.py, pdf/scripts/convert_pdf_to_images.py, …), listed below but not scanned — reading those needs a real analyzer, not pattern matching.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Nothing flagged

None of the 26 patterns this scan looks for appear in this file: no shell pipes, no recursive deletes, no credential paths, no hidden text, no instruction-override or anti-refusal phrasing, no agent-config snooping. That is not a guarantee, it is the absence of the things that are checkable.

skills/codeck-export/SKILL.md · 237 lines

How it starts

The opening of the file, as written. The whole thing — 237 lines — stays where its author put it; the contents beside it link to each section on GitHub.

codeck export — @export lane

Minimum conversation, maximum output. Export the deck to the user's format.

@export owns PDF/PPTX output and export QA.

Write boundaries:

  • May write final PDF/PPTX files in the user's project directory
  • May write export QA notes to $DECK_DIR/review.md or $DECK_DIR/MEMORY.md
  • May update $DECK_DIR/roles/export.md, $DECK_DIR/tasks/tasks.md, and $DECK_DIR/channel/YYYY-MM-DD.md
  • Must not edit deck.md, DESIGN.md, custom.css, slides.html, or speech.md
  • Export defects that require source changes become proposals in $DECK_DIR/threads/threads.md

Step 1: Status

DECK_DIR="$HOME/.codeck/projects/$(basename "$(pwd)")"
CODECK_SKILL_DIR="${CODECK_SKILL_DIR:-}"
if [ -z "$CODECK_SKILL_DIR" ]; then
  for d in \
    "${CLAUDE_PLUGIN_ROOT}/skills/codeck" \
    "$HOME"/.claude/plugins/cache/*/codeck/*/skills/codeck \
    "$HOME"/.codex/plugins/cache/*/codeck/*/skills/codeck \
    "$HOME/.agents/skills/codeck" \
    "$HOME/.codex/skills/codeck" \
    "$HOME/.claude/skills/codeck"; do
    if [ -d "$d/scripts" ]; then CODECK_SKILL_DIR="$d"; break; fi
  done
fi
[ -n "$CODECK_SKILL_DIR" ] || { echo "codeck skill scripts not found; set CODECK_SKILL_DIR" >&2; exit 1; }
. "$CODECK_SKILL_DIR/scripts/resolve-dirs.sh"
mkdir -p "$DECK_DIR"
mkdir -p "$DECK_DIR/channel" "$DECK_DIR/tasks" "$DECK_DIR/threads" "$DECK_DIR/roles"
bash "$CODECK_SKILL_DIR/scripts/init-room.sh" "$DECK_DIR"
bash "$CODECK_SKILL_DIR/scripts/status.sh" "$DECK_DIR"

Read $DECK_DIR/MEMORY.md, active rows in $DECK_DIR/tasks/tasks.md, and open rows in $DECK_DIR/threads/threads.md. Do not read channel/YYYY-MM-DD.md unless debugging history.

Gate check: if no assembled HTML exists (./*-r*.html), run /codeck to generate/rebuild the deck first.

Read the full file on GitHub · 237 lines

Files

What ships with it

60 files beside SKILL.md in the same directory: the scripts, references and assets a skill reads on demand. Not counted in the per-session cost; read them before you install if any of them is executable.

Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. 2d ago First seen · 237 lines · 44 tokens per session scan A 7f3f11badd5b

Subscribe to this mod's changes

codeck-export is a skill published in the GitHub repository hiyeshu/codeck (199 stars, last pushed 24d ago), licensed MIT. It adds 44 tokens to every session and 2,305 once invoked, about $0.0002 per session on Opus 5. A static security scan graded it A with 0 findings. No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-30.

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