ppt-editing-skill

ppt-editing-skill is a skill for Claude Code from haojing8312/WorkClaw. It costs 59 tokens per session (1,856 once invoked), scanned A, a copy of ppt-editing-skill, Apache-2.0.

A workflow for safely editing existing PowerPoint presentations or templates by analysing their layouts, changing slide structure, updating content, and validating the final file.

In plain words
What is it for?
Update template-based decks, duplicate or reorder slides, remove slides, edit slide XML, clean unused assets, and validate the resulting PPTX.
Why use it?
It reduces the risk of broken slide files, misplaced content, and leftover assets when adapting a presentation.

Skill for Claude Code

Written for Claude Code: shipped in a Claude Code plugin. Also seen: mentions subagents.

Part of the pptx plugin — 6 skills, 5 agents shipped together

Good fit Update template-based decks, duplicate or reorder slides, remove slides, edit slide XML, clean unused assets, and validate the resulting PPTX.

Compare 6 skills from other repositories ↓
Install with agentmods
npx agentmods add skills/haojing8312/workclaw/ppt-editing-skill
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.

Any agent
npx skills add haojing8312/WorkClaw --skill ppt-editing-skill
Clone the repo
git clone --depth 1 https://github.com/haojing8312/WorkClaw

Made for: Claude Code.

Or install pptx, the plugin that ships this one along with the rest of its 6 skills, 5 agents.

Wrote this? Show the measurements

A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.

agentmods badge for ppt-editing-skill

README.md
[![agentmods](https://agentmods.dev/badge/skills/haojing8312/workclaw/ppt-editing-skill.svg)](https://agentmods.dev/skills/haojing8312/workclaw/ppt-editing-skill)
Your own site
<a href="https://agentmods.dev/skills/haojing8312/workclaw/ppt-editing-skill"><img src="https://agentmods.dev/badge/skills/haojing8312/workclaw/ppt-editing-skill.svg" alt="Measured on agentmods" height="20"></a>
Per session 59 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 1,856 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. A grade says what 26 rules found in the file — not that it is safe.
Origin 100% copy Near-identical to another mod 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 5.1 $0.00059 $0.01856
Opus 5 $0.00030 $0.00928
Sonnet 5 $0.00012 $0.00371
Haiku 4.5 $0.00006 $0.00186

Measured 8d ago against content hash e390b991244d, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-07, from the pricing page.

Security

Grade A, and why

ppt-editing-skill 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 8d ago.

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.

Origin

This is a copy

100% identical to ppt-editing-skill — 0 lines differ, which has more behind it and is treated as the original. This page carries a canonical link to it rather than competing with it.

apps/runtime/src-tauri/builtin-skills/pptx/skills/ppt-editing-skill/SKILL.md · 194 lines

How it starts

The opening of the file, as written. The whole thing — 194 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Editing Presentations

Template-Based Workflow

When using an existing presentation as a template:

  1. Copy and analyze:

    cp /path/to/user-provided.pptx template.pptx
    python -m markitdown template.pptx > template.md
    

    Review template.md to see placeholder text and slide structure.

  2. Plan slide mapping: For each content section, choose a template slide.

    ⚠️ USE VARIED LAYOUTS — monotonous presentations are a common failure mode. Don't default to basic title + bullet slides. Actively seek out:

    • Multi-column layouts (2-column, 3-column)
    • Image + text combinations
    • Full-bleed images with text overlay
    • Quote or callout slides
    • Section dividers
    • Stat/number callouts
    • Icon grids or icon + text rows

    Avoid: Repeating the same text-heavy layout for every slide.

    Match content type to layout style (e.g., key points → bullet slide, team info → multi-column, testimonials → quote slide).

  3. Unpack

  4. Build presentation (do this yourself, not with subagents):

    • Delete unwanted slides (remove from <p:sldIdLst>)
    • Duplicate slides you want to reuse (add_slide.py)
    • Reorder slides in <p:sldIdLst>
    • Complete all structural changes before step 5
  5. Edit content: Update text in each slide{N}.xml. Use subagents here if available — slides are separate XML files, so subagents can edit in parallel.

  6. Clean

  7. Pack

Output Structure

Copy the user-provided file to template.pptx in cwd. This preserves the original and gives a predictable name for all downstream scripts.

cp /path/to/user-provided.pptx template.pptx
./
├── template.pptx               # Copy of user-provided file (never modified)
├── template.md                 # markitdown extraction
├── unpacked/                   # Editable XML tree
└── edited.pptx                 # Final repacked deck

Minimum expected deliverable: edited.pptx.


Scripts

Script Purpose
unpack.py Extract and pretty-print PPTX
add_slide.py Duplicate slide or create from layout
clean.py Remove orphaned files
pack.py Repack with validation

Read the full file on GitHub · 194 lines

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. 8d ago First seen · 194 lines · 59 tokens per session scan A e390b991244d

Subscribe to this mod's changes

ppt-editing-skill is a skill published in the GitHub repository haojing8312/WorkClaw (140 stars, last pushed 3mo ago), licensed Apache-2.0. It adds 59 tokens to every session and 1,856 once invoked, about $0.0003 per session on Opus 5. A static security scan graded it A with 0 findings. It is 100% identical to ppt-editing-skill, differing in 0 lines, and is treated as a copy.

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