pxloader
PxLoader is a simple JavaScript library for creating preloaders and resource downloaders for HTML5 apps
preloadjs
PreloadJS makes it easy to preload your assets: images, sounds, JavaScript, fonts, JSON, and text data
preload-it
A tiny 1kb JavaScript library for preloading assets on the browser via XHR2. It provides the ability to load assets of different file types and composite progress events.
react-preloading-screen
<p align="center"> <img alt="logo" title="react-preloading-screen" src="logo.svg" width="250"> </p> <p align="center"><b>react-preloading-screen</b></p> <p align="center">Minimal preloading component for React</p>