I built a PDF table checker that verifies arithmetic in any PDF without a templa

<p>The problem I kept hitting: an international invoice with a line total that's off by a cent, or an HS code that appears in the commercial invoice but is absent from the packing

<p>Hey DEV community! 👋</p> <p>As a developer and digital marketer, I got sick of using random, ad-stuffed websites every time I needed to quickly format JSON, calculate a margin,

<p>MergePDF is a 100% client-side PDF tool. No backend, no uploads, no sign-up. Here's the architecture, the tricky parts, and why privacy is a feature, not a setting.<br /> Every

<p>PDF tables look simple until you actually extract one. The visual structure in your reader is a rendering artifact. The underlying file has no table object, no row, no cell:

<p>I spent months building FLOW (<a href="https://vestelonflow.com" rel="noopener noreferrer">vestelonflow.com</a>) — a tool that analyzes bank statement PDFs and finds forgotten

<p><strong>The scene:</strong> Friday evening. You're on page 147 of a 200-page procurement spec. Clause 17.3 says "mandatory: Cyber Essentials Plus certification." Your draft

<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>We've all done it.</p> <p>You're debugging a production issue at 2am. You have a JWT <br /> token you need to decode <em>right now</em>. So you Google <br /> "JWT decoder