How does this skill handle presentation design?

The skill analyzes the subject matter to select context-aware color palettes and typography, ensuring a professional visual hierarchy using web-safe fonts and consistent spacing.

How does it ensure the slides look correct?

It uses a visual validation step that generates a thumbnail grid of the presentation, allowing the AI to inspect for text cutoff, overlaps, or contrast issues.

Does it support charts and tables?

Yes, it uses the PptxGenJS API to programmatically insert charts and tables into designated placeholders within the slide layouts.

Can I use this to edit existing PowerPoint templates?

Yes, the skill includes a workflow for unpacking .pptx files into raw XML, modifying layouts or content, and repacking them after validation.

What is the html2pptx workflow?

It is a specialized process where Claude creates slides as HTML files to define positioning and style, which are then programmatically converted into native PowerPoint elements.

PPTX Creation & Editing

Name: PPTX Creation & Editing
Author: Daisuke134

byDaisuke134

•

Productivity & Workflow

Automates the creation, modification, and structural analysis of PowerPoint presentations using programmatic design patterns and OOXML manipulation.

About

This skill provides a comprehensive toolkit for Claude to handle professional presentation tasks, ranging from generating high-quality slides from scratch to performing deep edits on existing files. It utilizes a sophisticated html2pptx workflow for precision layouts and offers raw XML access for modifying advanced elements like speaker notes, master slides, and themes. With built-in design intelligence for color palettes and typography, plus a thumbnail-based validation system, it ensures that generated presentations are both aesthetically pleasing and structurally sound.

Key Features

3 GitHub stars
Direct OOXML editing for granular control over slides and metadata
Precise HTML-to-PPTX conversion for custom slide layouts
Visual validation system using thumbnail grid generation
Intelligent color palette and typography generation based on content context
Comprehensive text extraction and markdown conversion for presentation analysis

Use Cases

Generating professional business presentations from text-based outlines or data
Extracting and analyzing speaker notes or comments from complex slide decks
Automating branding updates across large libraries of existing PowerPoint templates

About

Key Features

3 GitHub stars
Direct OOXML editing for granular control over slides and metadata
Precise HTML-to-PPTX conversion for custom slide layouts
Visual validation system using thumbnail grid generation
Intelligent color palette and typography generation based on content context
Comprehensive text extraction and markdown conversion for presentation analysis

Use Cases

Generating professional business presentations from text-based outlines or data
Extracting and analyzing speaker notes or comments from complex slide decks
Automating branding updates across large libraries of existing PowerPoint templates