How I built a real-time whale tracker for Polymarket using Node.js and a CLI

<p>The problem: I kept missing big moves on Polymarket because I had no way to see what the biggest traders were betting on in real time.</p> <p>So I built WhaleTrack — a free,

<p>I built WhaleTrack a few weeks ago — a live dashboard that tracks the biggest wallets on Polymarket. Got some good traction, a few hundred users, and a free Twitter bot posting

<p>Polymarket has thousands of markets. Their UI is built for depth on a single market — bet slip, orderbook, charts — not for <em>scanning</em> across the universe. If you want

<p><em>This is a submission for <a href="https://dev.to/challenges/weekend-2026-07-09">Weekend Challenge: Passion Edition</a></em></p> <h2> What I Built </h2> <p><strong>Called

<p>Eight months ago I was frustrated. I do strength training, <br /> running, and BJJ — and I needed three different apps to <br /> track everything. Strava for runs, Strong for

<p>As the discussion around Artificial Intelligence shifts from generative hype to financial sustainability, I wanted to build a dedicated tool to track the "bubble status" of