Can this skill edit existing PowerPoint files?

Yes, it includes specialized scripts to unpack .pptx archives, modify the underlying XML (OOXML), validate the changes, and repack the file.

Can Claude see what the generated slides look like?

Yes, the workflow includes a visual validation step where Claude generates a thumbnail grid of the slides to check for text overlaps or layout issues.

Does it support custom branding and colors?

Absolutely. The skill features an integrated design principle guide and multiple curated color palettes to ensure presentations match specific industry tones or brand identities.

How does it handle complex layouts like charts and tables?

It uses a two-column or full-slide layout strategy combined with the PptxGenJS API to ensure data visualizations are readable and professionally positioned.

PowerPoint PPTX Master

Name: PowerPoint PPTX Master
Author: theflysurfer

bytheflysurfer

Productivity & Workflow

Creates, edits, and analyzes PowerPoint presentations using advanced design principles and direct OOXML manipulation.

About

The anthropic-office-pptx skill provides a comprehensive toolkit for managing Microsoft PowerPoint files within Claude Code. It enables a dual-approach workflow: a high-fidelity html2pptx system for generating new, design-centric presentations from scratch, and a low-level OOXML manipulation suite for surgical edits to existing decks. With integrated features for text extraction, color palette generation, and automated visual validation via thumbnails, this skill transforms Claude into a professional presentation architect capable of handling layouts, speaker notes, and complex branding requirements.

Key Features

HTML-to-PPTX conversion for precise layout and positioning control
Automated text extraction and analysis using MarkItDown
Curated design system with 18+ custom color palettes and typography rules
Visual validation workflow via automated thumbnail generation and inspection
0 GitHub stars
Deep OOXML access for editing master slides, comments, and speaker notes

Use Cases

Generating professional, content-informed slide decks from raw text outlines
Modifying existing corporate presentations to update data, charts, or branding
Extracting and analyzing content from complex presentations for summary or migration

About

Key Features

HTML-to-PPTX conversion for precise layout and positioning control
Automated text extraction and analysis using MarkItDown
Curated design system with 18+ custom color palettes and typography rules
Visual validation workflow via automated thumbnail generation and inspection
0 GitHub stars
Deep OOXML access for editing master slides, comments, and speaker notes

Use Cases

Generating professional, content-informed slide decks from raw text outlines
Modifying existing corporate presentations to update data, charts, or branding
Extracting and analyzing content from complex presentations for summary or migration