How does it handle complex slide layouts?

It utilizes an html2pptx workflow to convert HTML/CSS designs into PowerPoint slides, ensuring accurate positioning and visual hierarchy through a structured layout engine.

Does it support adding images or charts?

Yes, the skill integrates with the PptxGenJS API and Sharp library for inserting images, icons, and generating dynamic charts within slides.

Can I use custom templates with this skill?

Yes, the skill supports using existing templates by duplicating slides and replacing placeholders while maintaining original branding and styles.

Can I edit existing .pptx files without corrupting them?

Yes, the skill includes a dedicated OOXML validation script that checks for errors after XML edits and before repacking the file to ensure integrity.

PowerPoint Creator & Editor

Name: PowerPoint Creator & Editor
Author: krishagel

bykrishagel

0•

Productivity & Workflow

Manages the creation, editing, and analysis of PowerPoint presentations using programmatic HTML-to-PPTX workflows and direct XML manipulation.

The pptx skill enables Claude to handle professional presentation tasks with precision, ranging from generating new decks to modifying existing OOXML structures. It utilizes a robust html2pptx workflow for designing slides with CSS-like control, while offering deep XML access for editing speaker notes, layouts, and animations. With built-in design principles, automated thumbnail validation, and text extraction capabilities, it bridges the gap between AI-driven content generation and production-ready visual presentations.

Key Features

01Visual validation through automated thumbnail generation and layout inspection

020 GitHub stars

03Direct OOXML editing and validation for existing presentation files

04Programmatic slide creation via HTML/CSS to PPTX conversion

05Context-aware design logic for color palettes and typography selection

06Automated text extraction and markdown conversion for slide analysis

Use Cases

01Generating brand-consistent business presentations from raw project data

02Extracting speaker notes and slide content for documentation or accessibility audits

03Automating bulk edits and content updates across existing slide decks

What are Skills?·How to Install

Install with 🐟 Skill.Fish

npx skillfish add krishagel/geoffrey pptx

For use in Claude.ai and ChatGPT

Download Skill