So I made this app to generate a QR code and download a PDF all in the browser, no server needed. I used jsPDF to generate the PDF.

jsPDF is a popular open-source JavaScript library that allows developers to generate PDF documents directly in a web browser. It provides an easy and flexible way to create PDF files from HTML, text, images, and various other types of content, making it a valuable tool for tasks like generating reports, invoices, and printable documents within web applications.

Key features and capabilities of jsPDF include:

1. Document Generation: jsPDF enables you to create new PDF documents or modify existing ones by adding pages, text, images, and other content.

2. Text and Styling: You can add text to PDF documents and apply various styling options, such as fonts, colors, font sizes, and alignment.

3. Images: `jsPDF` allows you to insert images into PDF documents, which can be useful for adding logos, illustrations, or charts.

4. Tables: You can create tables within PDF documents, organizing data in rows and columns.

5. Customization: The library offers a range of configuration options and methods for fine-tuning the appearance and layout of the PDF document.

6. Export Formats: `jsPDF` supports exporting PDF documents as data URLs, Blob objects, or directly saving them to the user's device.

Here's a simple example of how you might use `jsPDF` to generate a PDF document with some text: