This is the headline feature of Livewire 4. Islands let you create isolated regions within a component...

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Livewire 4's islands feature allows you to isolate expensive or frequently updated parts of a component into independently re-renderable regions without creating separate child components. By wrapping sections in @island directives and using computed properties, only the isolated fragment re-renders on server requests, avoiding expensive database queries and reducing network payload. This pattern is particularly useful for metrics dashboards, polling sections, or any component where one piece performs heavy operations that shouldn't slow down the entire page.

Islands

The Problem: One Slow Piece Slows The Whole Component