BaguetteBox.js: Modal windows
BaguetteBox.js is a responsive modal window library with gallery support.
BackgroundCheck.js: Check image brightness
BackgroundCheck.js checks the brightness of background images and automatically sets the color of foreground elements.
Awesomplete.js: Search autocomplete
Awesomplete.js is a customizable autocomplete library with support for suggestions, ajax, tags and dropdowns.
Autocomplete.js: Search autocompletion
Algolia Autocomplete.js is a highly customisable real time auto-complete library.
AOS.js: Animate on scroll
AOS.js animates elements as you scroll with CSS transitions.