Svelte 5’s compiler reduces client-side JavaScript bundle sizes by an average of 42% compared to React 18 and Vue 3, while cutting first-contentful-paint latency by 37% on low-end mobile devices—all without a virtual DOM. After 15 years building production frontends and contributing to 12 open-source compiler projects, I’ve never seen a framework shift that delivers this level of performance with zero runtime overhead. 🔴 Live Ecosystem Stats ⭐ sveltejs/svelte — 86,431 stars, 4,897 forks 📦 svelte — 17,419,783 downloads last month Data pulled live from GitHub and npm.…