Lazyload
Tiny, dependency-free async JavaScript and CSS loader.
Query Loader2
Version of the QueryLoader by Gaya Design. Preload images with ease.
Aload
Loads images, scripts, styles, iframes, videos and audio asynchronously.
jQuery Pjax
pushState + ajax = pjax
Java Script Load Image
JavaScript Load Image is a library to load images provided as File or Blob objects or via URL. It returns an optionally scaled and/or cropped HTML img or canvas element. It also provides a method to parse image meta data to extract Exif tags and thumbnails and to restore the complete image header after resizing.
Webpack
Packs CommonJs/AMD modules for the browser. Allows to split your codebase into multiple bundles, which can be loaded on demand. Support loaders to preprocess files, i.e. json, jade, coffee, css, less, ... and your custom stuff.