What problem does it solve? Editing Office documents programmatically usually requires heavy libraries or an installed Office suite. This Skill lets you create, read, proofread, and modify .docx, .xlsx, and .pptx files through a single dependency-free CLI, without Microsoft Office installed. ## Core Features & Use Cases - Layered editing model: Read documents (outline, stats, issues, text, HTML), edit via DOM operations (add, set, move, remove, batch), or drop to raw XML for full control. - Live preview and review: Watch mode renders documents in a browser with click-to-select, and marks let you propose changes for human review before applying them. - Specialized sub-skills: Load dedicated rule sets for pitch decks, academic papers, financial models, and data dashboards. - Use Case: Ask the AI to build a Q4 sales deck with styled slides and charts, then validate the file and preview it in the browser before sending it out. ## Quick Start Use the officecli skill to create a PowerPoint file named report.pptx with a title slide and a revenue summary text box.