Powerful Dialog & Popup JavaScript Library – dndod
dndod is a dependency-free JavaScript library that helps you create flexible, customizable alert/confirm dialogs, notification popups, and modal windows.
JavaScript & CSS Confirm Dialog
Mobile-first Dialog Popup JavaScript Library – mcx-dialog-mobile
mcx-dialog-mobile is a pure JavaScript plugin to create mobile-first, iOS-inspired dialog popups (alert/confirm dialog, action sheet, loading spinner, toast notification) on your web app.
Custom Confirmation Modal In Vanilla JavaScript – custom-confirm.js
custom-confirm.js is a lightweight vanilla JavaScript library to create customizable confirmation dialog boxes.
Minimal Toast/Dialog Popup In Pure JavaScript – ui-notify
A super small, CSS-less JavaScript toaster library that helps create minimal, clean toast notifications and alert/confirmation dialog popups.
Small JavaScript Alert & Confirm Dialog Replacement – Custom Alert
custom-alert is a lightweight JavaScript alternative to default alert() and confirm() dialog boxes that make them easy to customize via CSS and JavaScript.
Pretty Animated Popup JavaScript Library – x0popup
Just another JavaScript popup library which creates animated, good-looking and highly customizable popup windows to replace the native alert, confirm, prompt dialog boxes.
Simple Plain Popup Box With Vanilla JavaScript – smile-alert
smile-alert is a native JavaScript library helps you create simple clean dialog boxes to replace the default JavaScript alert/confirm boxes.