Customizable Popup Boxes In Vanilla JavaScript – PoppyPopup
PoppyPopup is a vanilla JavaScript plugin for creating customizable, pretty nice alert/confirmation/prompt popups to replace the regular JavaScript dialog boxes.
Modal & Popup
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.
Ultra-light JavaScript Dialog & Modal Plugin – JSmodal
An ultra-light popup box plugin to create minimal clean, non-blocking confirm/prompt dialog boxes and modal windows on the page.
Lightweight Draggable Popup Window In Vanilla JavaScript – Window Engine
Window Engine is a zero-dependency JavaScript library to create nice clean mobile-friendly popup windows that are moveable via mouse drag and touch events.
Simplest Image Lightbox In JavaScript – hellbox
hellbox is an extremely light JavaScript lightbox plugin to overlay the large version of the image on the top of the web page.
iOS Style Loading Indicator & Alert/Confirm Dialog Plugin – Popup.js
A native JavaScript popup component that help developer create iOS style loading spinners and alert & confirmation dialog boxes on the web application.
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.
Display Any Content In A Modal – basicLightbox
A minimal, fast lightbox library to display any HTML content (images, videos, iframes, text, etc) in a responsive modal window.
Creating Minimal Inline Modal Windows In JavaScript – jsPopUp
An ultra-small (less than 1kb) JavaScript library to display a basic modal dialog box on the page.