Generate, edit, and read PowerPoint presentations. Create from scratch with PptxGenJS (cover, TOC, content, section divider, summary slides), edit existing PPTX via XML workflows, or extract text with markitdown. Triggers: PPT, PPTX, PowerPoint, presentation, slide, deck, slides.

生成、编辑和阅读PowerPoint演示文稿。使用PptxGenJS从头创建（封面、目录、内容、章节分隔、总结幻灯片），通过XML工作流编辑现有PPTX文件，或使用markitdown提取文本。触发词：PPT、PPTX、PowerPoint、演示文稿、幻灯片、演示套件、 slides