Notiflix is a flexible, powerful and customizable notification popup library which sends different types of notification messages to the user.
gModal is a multifunctional modal library used to create responsive, fully configurable alert, confirm, and prompt modals in an easy way.
AST-Notif is a simple yet feature-rich notification library to create alert dialog, Microsoft style growl notifications, and Android Material style toasts & snackbars on the web.
acModal is an easy, responsive, pretty clean modal plugin to replace the native window alert() & confirm().
jsWindow is a feature-rich popup library to create draggable, minimizable/maximizable popup windows for alert/confirm dialogs and message boxes on the screen.
An ultra-light popup box plugin to create minimal clean, non-blocking confirm/prompt dialog boxes and modal windows on the page.