Svelte convinced me with a promise. You write let count = 0 , then modify that, and the UI updates magically. No need for hooks. No dependency arrays. No complex setup. That was the main idea behind it. After that, Svelte 5 introduced runes. And the magic left without us noticing. 🎒 What actually changed The release of Svelte 5 was announced on September 20, 2023, and was finally stabilized in late 2024. This version introduced a concept called runes: $state , $derived , and ...