W3Schools jQuery is optimized for learning, testing, and training jQuery.
w3schools jQuery learning Center.
To learn about web and applications with jQuery
jQuery UI is a curated set of user interface interactions, effects, widgets, and themes
jQuery UIjQuery Mobile Para construir sitios responsive y apps para todos los dispositivos.
jQuery MobileZepto is a minimalist JavaScript library jQuery compatible.
Zepto.jsInteract JavaScript drag and drop, resizing and multi-touch gestures with inertia and snapping.
interact.js