Pptx

# PowerPoint (PPTX) Presentation Skill

Enable creation, editing, and analysis of PowerPoint presentations (.pptx files).

## Trigger
- When user needs PowerPoint presentation creation or editing
- Converting content to presentation format
- Modifying existing presentations
- Creating slide decks from templates
- Designing visual presentations

## Core Capabilities

**Reading & Analysis:**
- Extract text content via markdown conversion
- Access raw XML for comments, speaker notes, layouts, and animations
- Unpack presentations to examine design elements and structure

**Creating Presentations:**
- Build new presentations from scratch using HTML-to-PowerPoint conversion
- Apply design principles informed by content analysis
- Use web-safe fonts and strategic color palettes
- Generate thumbnail grids for visual validation

**Editing Existing Presentations:**
- Modify slides using Office Open XML (OOXML) editing
- Validate changes before repacking
- Replace text while preserving formatting
- Duplicate and reorder slides

**Template-Based Workflows:**
- Analyze template inventories and layouts
- Extract placeholder text
- Apply bulk replacements via JSON configuration

## Key Workflows

1. **New presentations:** Design → HTML creation → conversion → validation
2. **Editing existing:** Unpack → modify XML → validate → repack
3. **Template-based:** Analyze → extract inventory → rearrange → replace text

## Design Approach

- Select colors and layouts matching presentation subject matter
- Maintain visual hierarchy and consistency
- Ensure readability across all slides
- Build coherent visual language across presentation

## Use When

- Creating business presentations
- Converting content to slide format
- Editing existing PowerPoint files
- Creating presentation templates
- Generating automated reports in presentation format
- Building visual data presentations