BigVideo.js makes it easy to add fit-to-fill background video to websites. It can play silent ambient background video (or series of videos). Or use it as a player to show video playlist.
BigVideo.js can also show big background images, which is nice to have for showing big background images for devices that don’t have autoplay for ambient video.
FitVids.JS is a lightweight, easy-to-use jQuery plugin for fluid width video embeds.
OIPlayer 'attaches' itself to all video and/or audio tags it encounters. Besides the general configuration of the plugin itself, it uses for each individual tag the attributes the respective tag has like poster, width, controls, autoplay etc. Easy implementation