messages – A lightweight jQuery plugin for showing messages around fields and other HTML elements.
Kolge Pratik
Use the messages plugin for showing beautiful messages around form fields or other HTML elements. You can show and hide multiple messages on a single field.
notificationcenter – a jQuery OS X notification center plugin
Justin F. Hallett
notificationcenter is a jQuery version of the Apple OS X Notification Center. I've attempted to copy everything I can from the OS X verison in 10.9. Icons, colors, sounds, visuals, interactions, functions.