SmartPhoto.js is an easy to use responsive image viewer especially for mobile devices.
SweetAlert2 is a beautiful, responsive, customizable and accessible (WAI-ARIA) replacement for JavaScript's popup boxes with zero dependencies.
Restive.js is a designer-friendly jQuery toolkit for building mobile-friendly websites.
Using a combination of smart device detection, advanced breakpoints management, and timely CSS class additions, restive.js will make it easier for you to build mobile-friendly and/or responsive Web pages.
GridTab is a lightweight jQuery plugin to create grid based responsive tabs.
A tutorial about creating responsive drag slider with parallax effect and transparent letter effect by using javascript, css.
EasyFader is an ultralight fading slideshow plugin for responsive layouts by using jQuery.
A tutorial about creating Responsive Flip Pricing Table to view month or year price by using jQuery and CSS.
Unite Gallery is a responsive jQuery image and video gallery plugin. This gallery is very powerfull, fast and has the most of nowdays must have features like responsiveness, touch enabled and even zoom feature, it's unique effect.
Reframe.js is a javascript plugin that makes unresponsive elements responsive.
A tutorial about creating responsive table in Material Design concept. You can use this table in Bootstrap projects, this will override basic Bootstrap style.
Product Builder is a customizable and responsive product builder for your online store by using CSS and jQuery.
SuperEmbed.js detects YouTube, Vimeo, Vine, VideoPress, DailyMotion, and more embedded videos on webpages and makes them responsive. Essentially, this means they strech to fill their container while still maintaining the original aspect ratio.
Bootstrap Photo Gallery is a simple jQuery plugin that will create a Bootstrap based responsive Photo Gallery for your images.
Radial SVG Slider is a simple, responsive slider, with a radial transition effect powered by SVG clipPath and mask elements.
A tutorial about making iframe's responsive by using javascript.