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.
npx agentmods add skills/alteredcraft/claude-code-plugins/powerpointnpx skills add AlteredCraft/claude-code-plugins --skill powerpointgit clone --depth 1 https://github.com/AlteredCraft/claude-code-pluginsWhat 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.
| Model | Per session | Once invoked |
|---|---|---|
| Fable 5 | $0.00034 | $0.01571 |
| Opus 5 | $0.00017 | $0.00785 |
| Sonnet 5 | $0.00007 | $0.00314 |
| Haiku 4.5 | $0.00003 | $0.00157 |
Grade C, and why
powerpoint scanned grade C with 1 finding 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.
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.
Recursive force deletehighDestructive command
rm -rf with a variable or a broad path is one typo away from removing the wrong tree.
rm -rf /tmp/claude/pptx-project How it starts
The opening of the file, as written. The whole thing — 218 lines — stays where its author put it; the contents beside it link to each section on GitHub.
PowerPoint Creator Skill
Create professional PowerPoint presentations programmatically using python-pptx.
Overview
This skill enables creation of .pptx files with:
- Title, section, content, and closing slides
- Bullet points with custom markers
- Visual accents (bars, lines, backgrounds)
- Images, tables, and logos
- Custom color schemes and fonts
File Management
All temporary files go in /tmp/claude/pptx-project/ to avoid filesystem clutter.
Before starting, ask where to save the final .pptx:
- Desktop:
~/Desktop/presentation.pptx - Downloads:
~/Downloads/presentation.pptx - Current project directory
- A specific path they provide
Quick Start Workflow
1. Set Up Environment
mkdir -p /tmp/claude/pptx-project && cd /tmp/claude/pptx-project
uv init && uv add python-pptx Pillow
2. Create Script
Write or adapt a script based on user requirements. Use scripts/create_presentation.py as reference.
3. Generate and Deliver
cd /tmp/claude/pptx-project
uv run python create_presentation.py ~/Desktop/presentation.pptx
4. Cleanup
rm -rf /tmp/claude/pptx-project
Design Principles
Avoid Common Pitfalls
DO NOT create "pastel and bubbly" designs. Common mistakes:
- Soft, desaturated colors (cream, light teal, soft pink)
- Decorative circles and rounded shapes
- Too much visual clutter
DO create bold, professional designs:
- Strong, saturated primary colors
- Sharp rectangles and clean lines
- High contrast between text and background
- Generous whitespace
Recommended Design Elements
- Vertical accent bar on title slides (left edge)
- Solid color backgrounds for section dividers (use primary color)
- Top border line on content slides
- Square bullet markers instead of text bullets
- Dark background for closing slides (contrast with content)
Core Imports
from pptx import Presentation
from pptx.util import Inches, Pt
from pptx.dml.color import RGBColor
from pptx.enum.text import PP_ALIGN
from pptx.enum.shapes import MSO_SHAPE # Required for rectangles/shapes
What ships with it
3 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.
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.
- 2d ago First seen · 218 lines · 34 tokens per session scan C bc2f138842fb
powerpoint is a skill published in the GitHub repository AlteredCraft/claude-code-plugins (13 stars, last pushed 3mo ago), licensed MIT. It adds 34 tokens to every session and 1,571 once invoked, about $0.0002 per session on Opus 5. A static security scan graded it C with 1 finding (recursive force delete). No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-30.
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