Zebra_Dialog is a small, compact, and highly configurable jQuery plugin for creating modal responsive dialog boxes, meant to replace native Java Script “alert” and “confirmation” dialog boxes.
iziModal is an elegant, responsive, flexible and lightweight modal plugin with jQuery. Features: Fast Responsive Animated Lightweight Customizable Free
PgwModal is a responsive modal/dialog window for jQuery. Less than 2.5 KB (minified and gzipped) Fully responsive modal (desktop and Read more
jQuery.modal is a jQuery plugin for simple modal boxes, alerts, prompts, confirms. It's responsive and many other options included.
jQuery Subscribe Better is a plugin to create a better, highly customizable subscription modal or newsletter signup.