react-reveal
Really simple way to add reveal on scroll animation to your React app.
react-awesome-reveal
React components to add reveal animations using the Intersection Observer API and CSS Animations.
svelte-reveal
Svelte action that leverages the Intersection Observer API to trigger reveal on scroll transitions
react-swift-reveal
The easiest way to add reveal animations to your React applications as the elements enter viewport. it includes Both on scroll and simple reveal animations.