pptx Agent Skills - Data & Analytics

🎯 What is pptx?

This skill enables comprehensive handling of PowerPoint presentations (.pptx) — from creation, editing, to detailed analysis of slides, layouts, comments, and design elements.

⚡ Key Features

• Create new presentations from scratch or templates
• Edit text, layouts, speaker notes, and comments
• Extract and analyze typography, colors, and slide content
• Generate thumbnail grids and convert slides to images
• Work with the Office Open XML (OOXML) standard

🛠️ Tech Stack

Python scripts for XML unpacking and editing, markitdown for text extraction, html2pptx workflow using JavaScript (PptxGenJS) for slide creation, LibreOffice and Poppler for file conversions.

📋 Installation

Install dependencies: markitdown, pptxgenjs, playwright, react-icons, sharp, LibreOffice, poppler-utils, defusedxml.

⚠️ Important Notes

Requires careful design considerations: choose colors, fonts, and layouts based on content context. Validate XML after edits to avoid corrupt files. Follow strict formatting rules for replacement text.

❓ Common Issues

Watch for layout issues like text cutoffs, overlaps, and insufficient contrast. Validate shape and slide references before applying replacements. Use visual thumbnails to verify designs.