Can I use my own company templates?

Absolutely. The skill includes a dedicated workflow for analyzing existing templates, extracting their design DNA, and populating them with new content.

Can this skill modify existing PowerPoint files?

Yes, it can unpack .pptx files, edit the raw XML components (OOXML), and repack them while ensuring file integrity via built-in validation scripts.

How does it handle complex designs and layouts?

It uses an html2pptx workflow for new slides and provides visual validation through thumbnail generation to identify and fix layout or contrast issues.

Does it require Microsoft PowerPoint to be installed?

No, it interacts directly with the .pptx file structure using Python and Node.js utilities, allowing for presentation management in any environment.

Does it support speaker notes and comments?

Yes, the skill can access and edit all slide metadata, including speaker notes, modern comments, slide masters, and layout templates.

PowerPoint (PPTX) Specialist

Name: PowerPoint (PPTX) Specialist
Author: anthropics

byanthropics

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24,064

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Content Management

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

The pptx skill empowers Claude to interact deeply with Microsoft PowerPoint files, moving beyond simple text extraction to full-scale presentation engineering. It enables Claude to generate high-quality slides from scratch using a specialized HTML-to-PPTX workflow, modify existing presentations by editing raw OOXML structures, and analyze complex slide components like layouts and speaker notes. With built-in design intelligence, curated color palettes, and visual validation tools, it ensures that generated presentations are both technically robust and visually professional.

Key Features

01Edit existing slides by directly manipulating raw Office Open XML (OOXML) structures

02Apply content-informed design principles using curated color palettes and typography

03Generate visual thumbnails to validate slide layouts and fix formatting issues

04Create professional presentations from HTML with precise positioning and layout control

05Extract text, speaker notes, comments, and themes for deep content analysis

0624,064 GitHub stars

Use Cases

01Performing bulk updates to branding, fonts, or colors across existing slide decks

02Automating the generation of recurring business reports or pitch decks from raw data

03Transforming complex technical documentation into structured, visually appealing presentations

What are Skills?·How to Install

Install with 🐟 Skill.Fish

npx skillfish add anthropics/skills pptx

For use in Claude.ai and ChatGPT

Download Skill