JSFiddle - React, Tailwind, and code Playground

HTML

<script src="https://cdn.jsdelivr.net/npm/[email protected]/build/three.js"></script>
<script src="https://cdn.jsdelivr.net/npm/[email protected]/dist/gsap.js"></script>

CSS

body {
	  margin: 0;
}

JavaScript

let camera, scene, renderer;

const count = 100;

init();
animate();

function init() {

    camera = new THREE.PerspectiveCamera( 70, window.innerWidth / window.innerHeight, 0.1, 100 );
    camera.position.z = 20;

    scene = new THREE.Scene();

    const geometry = new THREE.BoxBufferGeometry();
		const objects = [];
		
		for ( let i = 0; i < count; i ++ ) {
		
			const box = new THREE.Mesh( geometry, new THREE.MeshBasicMaterial( { color: 0xffffff * Math.random() } ) );
			
			box.position.x = ( ( i % 10 ) - 4.5 ) * 2;
			box.position.y = ( 4.5 - Math.floor( i / 10 ) ) * 2;
			
			scene.add( box );
			objects.push( box.scale );
			
		}

    renderer = new THREE.WebGLRenderer( { antialias: true } );
		renderer.setPixelRatio( window.devicePixelRatio );
    renderer.setSize( window.innerWidth, window.innerHeight );
    document.body.appendChild( renderer.domElement );
		
		// animation
		
		gsap.to( objects, {
			duration: 1,
			x: 0, 
			y: 0, 
			z: 0, 
			ease: "power1.inOut",
			repeat: -1,
			yoyo: true,
			stagger: {
				each: 0.1,
				from: "center",
				grid: [ 10, 10 ]
			}
		});

}

function animate() {

    requestAnimationFrame( animate );
    renderer.render( scene, camera );

}