Building a Browser-Based PDF Watermark Tool with pdf-lib and QPDF

<p>In this article, we'll explore how to implement a <strong>pure client-side</strong> PDF unlocking tool that runs entirely in the browser. This tool removes password protection

<p>As Steve Jobs said, "<strong><em>Design is not just what it looks like and feels like. Design is how it works.</em></strong>"</p> <p>Converting an image to PDF should work like

<p>PDF editing in the browser sounds impossible. The PDF specification stores text as positioned glyphs, not as editable paragraphs. How can you "edit text" when the format was

<p>A year ago I was rebuilding the same <code>&lt;PhoneInput&gt;</code> for the third time across three different projects. Each time I reached for

<p>A customer of mine was printing offer letters, signing them with a pen, scanning them on a flatbed, and emailing them back. In 2026. Inside an app I built for him.</p> <p>So