popModal is a jQuery plugin for showing tooltips, titles, modal dialogs
LiteBox is a versatile, auto detecting content, lightbox/modal window for use with images, embedded content (YouTube, Vimeo, Daily Motion and KickStarter), iframes and inline html.
jsPanel is a jQuery Plugin to create highly configurable floating panels for use in a backend solution and other web applications.
plainModal is a simple jQuery Plugin for customizable modal windows. plainModal has basic functions only, and it does nothing for styles. It has no image files and no CSS files. Just one small file.
Avgrund is a modal concept which aims to give a sense of depth between the page and modal layers. Uses CSS transforms to scale components and CSS filters to blur the page. Built for the fun of it, not intended for any practical use.
Remodal is a flat, responsive, lightweight, easy customizable modal window jQuery plugin with declarative state notation and hash tracking.
A simple & lightweight popdown dialog plugin.
It's a simple dialog that pops down from the top of your browser window once it's loaded HTML in the background. A simple way to load web forms, content, user feedback messages, media and any other in place style content.
Custombox is a jQuery modal window effects with CSS3 transitions. There are many effects such as FadeIn, Slide, Newspaper, Fall, Sidefall, Blur, Flip, Sign, Superscaled, Slit, Rotate,Letmein, Makeway, Slip etc.
Vex is a modern dialog library which is highly configurable, easily stylable, and gets out of the way. It's tiny, has a clear and simple API, works on mobile devices, and can be customized to match your style in seconds.
A tutorial about creating basic modal by using jQuery and CSS.
Mike's Modal Library is a Facebook like photo library written to support photos and comments on an individual photo.
modalBox.js is a very light weight modal window plugin packed with only most used features and options. Its overall size is around 5.3 kb ( 2.5 kb minified). You can easily extend it according to your need.
This is a simple jQuery popup plugin with transition effect.