Draggable & Maximizable Dialog Window Library – jsWindow
jsWindow is a feature-rich popup library to create draggable, minimizable/maximizable popup windows for alert/confirm dialogs and message boxes on the screen.
JavaScript & CSS dialog
Accessible Modal Dialog Component In Vanilla JavaScript – a11y-dialog
a11y-dialog is a Vanilla JavaScript (es6) component lets you create elegant, accessible modal windows & dialog boxes using WAI-ARIA.
Accessible Dialog In Vanilla JavaScript – ihmodals
ihmodals is a lightweight, accessible, Vanilla JavaScript modal plugin based on the WAI-ARIA Dialog specification.
Feature-rich Dialog & Notification Popup Library – AlertifyJS
AlertifyJS is a feature-rich JavaScript popup library to create responsive, flexible dialog boxes and notification popups on the web application.
Versatile Dialog Popup In JavaScript – fancy-modal
A fancy and versatile popup plugin to create animated, customizable modal windows & dialog boxes on the page.
Modern Modal Component With JavaScript And Dialog Element – es6dialog
es6dialog is a modern modal component built using ES6 Object-Oriented programming and HTML5 dialog element.
Resizable & Draggable Dialog In Pure JavaScript
A vanilla JavaScript library to create a draggable & resizable dialog popup without any frameworks or libraries (e.g. jQuery UI).
Custom Alert/Confirm/Prompt Popup Box JavaScript Library – attention.js
attention.js is a vanilla JavaScript plugin used for creating custom alert, confirm or prompt dialog boxes on the page.
20 Modal Dialog Appearance Effects – xdialog
xdialog is a JavaScript library to create modern alert/confirm modal popups with 20 cool appearance effects using CSS3 transitions and transforms.
Minimal Dialog Window Plugin For Modern Browsers – cfmodal
CF-Modal-JS is a free to use dialog window plugin for all modern browsers.