React has a new experiment Activity component that can help speed up your React, NextJS, TanStack, etc. application.

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00:00 Introduction
00:19 Our Dashboard App
01:51 Hiding/Showing With DOM
03:25 Hiding/Showing With CSS
04:03 Bringing in Activity
04:44 Using Activity
06:30 Activity Self Throttles
07:00 Faster Show Times

Jack Herrington

React's new experimental activity component offers a novel option for managing component visibility and performance. By rendering components off-screen in a low-priority task, it improves frame rates and user interaction responsiveness, especially in applications with complex dashboards. The component operates between DOM mount/unmount and CSS visibility, offering better performance management.

React's New Activity Component: Huge Performance Win!