How does this skill handle design and branding?

It includes curated color palettes and design principles that guide Claude to create professional visual hierarchies, ensuring high contrast, web-safe typography, and consistent layouts.

How can I verify the layout before finishing?

The skill provides a thumbnail generation script that creates a visual grid of all slides, allowing you to inspect for text cutoff, overlapping elements, or contrast issues.

Can I edit existing PowerPoint files without losing formatting?

Yes, the skill uses a direct OOXML editing workflow to unpack the .pptx archive, modify specific XML elements like text or layouts, and repack the file while preserving the original styles.

Can it generate charts and tables programmatically?

Yes, it integrates with the PptxGenJS API to programmatically insert data-driven charts and tables into designated slide placeholders.

What technical stack is used for slide creation?

The skill utilizes a combination of Python for XML processing, MarkItDown for text extraction, and a JavaScript-based html2pptx library to convert HTML/CSS designs into native PowerPoint objects.

PPTX Power Presentations

Name: PPTX Power Presentations
Author: EricGrill

byEricGrill

•

生産性とワークフロー

Automates the creation, editing, and analysis of PowerPoint presentations using advanced design principles and raw XML manipulation.

The pptx skill empowers Claude to handle complex presentation tasks, from extracting text and speaker notes to generating professional slides from scratch using a specialized HTML-to-PPTX workflow. It supports deep analysis of themes, layouts, and typography, allowing users to emulate existing corporate designs or create new ones with custom color palettes and visual hierarchies. Whether you need to automate recurring slide updates, analyze underlying XML structures, or build data-driven decks, this skill provides the necessary scripts and guidelines for high-quality PowerPoint automation and content management.

主な機能

012 GitHub stars

02Integrate data-driven charts and tables using the PptxGenJS API

03Perform visual validation through automated thumbnail grid generation for layout inspection

04Modify existing slides by unpacking, editing raw XML, and repacking files

05Extract text, comments, and speaker notes via MarkItDown and raw OOXML access

06Generate professional presentations with custom design palettes and visual hierarchies

ユースケース

01Converting structured documentation or markdown files into polished pitch decks

02Automating recurring business reports by injecting fresh data into existing templates

03Auditing and updating branding across large libraries of presentation files

What are Skills?·How to Install

Install with 🐟 Skill.Fish

npx skillfish add ericgrill/agents-skills-plugins pptx

For use in Claude.ai and ChatGPT

Download Skill