pagePiling.js is a jQuery plugin by Alvaro Trigo. It creates beautiful fullscreen scrolling websites. pagePiling is fully functional on all modern browsers, as well as some old ones such as Internet Explorer 8, 9, Opera 12, etc.
twolistboxes is a jQuery plugin with two list box method for extended selection of options.
Image Cropper is an awesome jQuery image cropping plugin. It is a cross browser that support touch events.
autoComplete is an extremely lightweight completion suggester plugin for jQuery that is used in production on Pixabay.com.
jQuery-flexImages is a lightweight jQuery plugin for creating fluid galleries as seen on Flickr and Google Images.