Smoke is a jQuery plugin that is designed for use with Bootstrap 3 and has lots of helpful features including form validation, notifications, progress bar and more.
rmodal.js is a simple and lightweight modal dialog with no external dependencies.
jQuery.modal is a jQuery plugin for simple modal boxes, alerts, prompts, confirms. It's responsive and many other options included.
animatedModal.js is a jQuery plugin to create a fullscreen modal with CSS3 transitions. you can use the transitions by animate.css or create yourself their transitions.
jQuery Confirm is a multipurpose jQuery plugin for alert, confirm and dialog. It provides set of features like, Auto-close, Ajax-loading, background-dismiss, themes and more.
ProjectBlocker is a handy jQuery solution for blocking responsive, IE, or incomplete bits from being seen while in development.
A call-to-action button that animates and turns into a full-size modal window. It's created by using jQuery, CSS transition and transformations.
Submodal is a jQuery plugin to add submodals to Bootstrap 3.x modals.
A small collection of dialog effects using CSS animations for your inspiration. Some effects use SVG animations of morphing paths with the help of Snap.svg.
It automatically centers itself on the page and looks great no matter if you're using a desktop computer, mobile or tablet. It's highly customizeable.
jQuery Subscribe Better is a plugin to create a better, highly customizable subscription modal or newsletter signup.
Stackbox is a jQuery plugin for creating stackable modal boxes. It's also easy to customize using CSS / LESS.