@office-open/pptx

pnpm add @office-open/pptx

import {
    Presentation,
    Packer,
    Slide,
    Shape,
    TextBody,
    Paragraph,
    TextRun,
} from "@office-open/pptx";

const presentation = new Presentation({
    slides: [
        new Slide({
            children: [
                new Shape({
                    body: new TextBody({
                        children: [
                            new Paragraph({
                                children: [new TextRun("Hello World")],
                            }),
                        ],
                    }),
                }),
            ],
        }),
    ],
});

const buffer = await Packer.toBuffer(presentation);

import { SlideSizePreset } from "@office-open/pptx";

const presentation = new Presentation({
    slideSize: SlideSizePreset.WIDESCREEN_16X9,
    slides: [
        // ...
    ],
});