Notyf is under MIT licence.
Bootstrap Notify is a simple plugin that turns standard Bootstrap alerts into "Growl-like" notifications.
notifyMe is a simple plugin created for fun and learning for fixed notifications in pages. He works when a button is clicked, errors, validations, info and everything you want.
Notify Better is a jQuery plugin that let you change your favicon, browser's title and more to reflect new notifications.
Pines Notify is a notification plugin, designed to provide an unparalleled level of flexibility, while still being very easy to implement and use.
Pines Notify uses either Bootstrap or jQuery UI for styling, which means it is fully and easily themeable