1.Jquery Version Of Light Box – Jquery version of the Original Lightbox plugin by Lokesh Dhakar

2.Facebox – A jQuery-based, Facebook-style lightbox which can display images, divs, or entire remote pages.

3.Sexy LightBox – A sexier and lite version of Light Box available in jQuery and Mootools Platforms

4.PiroBox – another lightbox with jQuery

5.Fancy Box – displays images, html content and multi-media in a Mac-style "lightbox"

6.Light window – Renders any type of Media onto a modal box

7.Shadow Box – Shadowbox is an online media viewer application that supports all of the web’s most popular media publishing formats.

8.prettyPhoto – prettyPhoto is a jQuery based lightbox clone. Not only does it support images, it also add support for videos, flash, YouTube, iFrames. It’s a full blown media lightbox.

9.Super Box – jQuery Superbox! is a script which allows you display windows with the lightbox effect.

10.CeeBox – An overlay popup script for easily embedding flash video, displaying images, or showing html (either external sites via iframe or content on your own site via AJAX).

11.Thick Box – ThickBox is a webpage UI dialog widget written in JavaScript on top of the jQuery library. Its function is to show a single image, multiple images, inline content, iframed content, or content served through AJAX in a hybrid modal.

12.Dialog jQuery plugin to display modal dialogs, messages , alerts forms etc.

13.ColorBox – another modal box which can display photos, photo groups, slideshow, ajax, inline, and iframed content

14.Boxy –  Boxy is a flexible, Facebook-style dialog box for jQuery with support for dragging and size tweening. I

15.NyroModal – Another Modal Box with animation callbacks and much more..

17.jqModal – jqModal is a plugin for jQuery to help you display notices, dialogs, and modal windows in a web browser. It is flexible and tiny, akin to a "Swiss Army Knife", and makes a great base as a general purpose windowing framework.

18.SimpleModal – SimpleModal is a lightweight jQuery Plugin which provides a powerful interface for modal dialog development.

19. imgBox – imgBox is a jQuery plugin that implements a smooth zoom effect on images.