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MuPDF.js

MuPDF.js is the official JavaScript/TypeScript binding for MuPDF from Artifex Software. Powered by WebAssembly (WASM), it enables browser-side PDF processing, Node.js server-side manipulation, and cross-platform document handling anywhere JavaScript runs.

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llms.txt: https://mupdfjs.readthedocs.io/llms.txt
llms-full.txt: https://mupdfjs.readthedocs.io/llms-full.txt
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First seen: 2026-10-22T16:25:50.630Z
Last checked: 2026-10-22T16:25:51.982Z
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Their llms.txt

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# MuPDF.js

> MuPDF.js is the official JavaScript/TypeScript binding for MuPDF from Artifex Software. Powered by WebAssembly (WASM), it enables browser-side PDF processing, Node.js server-side manipulation, and cross-platform document handling anywhere JavaScript runs.

MuPDF.js supports document loading, page rendering, text extraction, annotations, and full PDF manipulation. It is available under AGPL v3 (open source) or a commercial license from Artifex.

- NPM: https://www.npmjs.com/package/mupdf
- GitHub: https://github.com/ArtifexSoftware/mupdf.js
- Discord: https://artifex.com/discord/artifex

## Documentation

### Getting Started

- [Getting Started](https://mupdfjs.readthedocs.io/en/latest/getting-started/index.html): Overview and introduction
- [Setup with NPM](https://mupdfjs.readthedocs.io/en/latest/getting-started/setup.html): Install via `npm install mupdf`, verify with Node.js
- [Using TypeScript](https://mupdfjs.readthedocs.io/en/latest/getting-started/typescript.html): TypeScript definitions included, no extra `@types` package needed

### How To Guide

- [Working with Files](https://mupdfjs.readthedocs.io/en/latest/how-to-guide/files.html): Load local and remote files; save documents using `saveToBuffer()`
- [Working with Documents](https://mupdfjs.readthedocs.io/en/latest/how-to-guide/document.html): Password protection (`needsPassword`, `authenticatePassword`), metadata, page count
- [Working with Pages](https://mupdfjs.readthedocs.io/en/latest/how-to-guide/page.html): Load pages, get bounds, render to Pixmap, extract text
- [Working with Annotations](https://mupdfjs.readthedocs.io/en/latest/how-to-guide/annotations/index.html): Create, delete, and iterate annotations
  - [Getting Started with Annotations](https://mupdfjs.readthedocs.io/en/latest/how-to-guide/annotations/getting-started/index.html)
  - [Text Annotations](https://mupdfjs.readthedocs.io/en/latest/how-to-guide/annotations/text/index.html)
  - [Redactions](https://mupdfjs.readthedocs.io/en/latest/how-to-guide/annotations/redactions/index.html)
  - [Managing Links](https://mupdfjs.readthedocs.io/en/latest/how-to-guide/annotations/links/index.html)
  - [Drawing & Shapes](https://mupdfjs.readthedocs.io/en/latest/how-to-guide/annotations/drawing-and-shapes/index.html)
  - [Stamps](https://mupdfjs.readthedocs.io/en/latest/how-to-guide/annotations/stamps/index.html)
  - [File Attachment Annotations](https://mupdfjs.readthedocs.io/en/latest/how-to-guide/annotations/embedding-files/index.html)
- [Destroying Objects](https://mupdfjs.readthedocs.io/en/latest/how-to-guide/destroy.html): Call `destroy()` on objects to manage WASM memory
- [Glossary](https://mupdfjs.readthedocs.io/en/latest/how-to-guide/glossary.html): Key terms and concepts

### Examples — Building Web Apps

- [Building Web Apps](https://mupdfjs.readthedocs.io/en/latest/apps/index.html): Overview
- [Client Side Rendering](https://mupdfjs.readthedocs.io/en/latest/apps/client-side/index.html)
  - [Vanilla JS](ht
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