flipCounter is a jQuery plugin that turns a boring 'ole number into a big, beautiful analogue display. Count down the days until the apocalypse, make your own debt clock or throw back to the 90s and resurrect the hit-counter.
jQuery Transit is a plugin that takes all the major CSS3 transitions and transformations and packages them up into one quick and easy to use plugin. Rotate on the X and Y planes, 3D Transitions, Scale and Skew, and every other possible CSS3 transformation.
jQuery Countdown is a really cool plugin that has a great animation.
Scrollorama is a jQuery plugin for creating eye-candy effects in parallel to the scrolling of web pages. By dividing the content into blocks, it simply lets us to animate elements on the page (when a block is reached) based on the browser window’s scroll position.