A really simple jQuery plugin that pushes your footer element to the bottom of the page in cases where the screen's height is larger than body's height.
equalize.js is an ultra-light (~250 bytes) jQuery equal height plugin which equalizes the height of all the divs with the class of equalize within each of the group classes.
leanModal2 is an upgrade version of the legacy jQuery leanModal plugin that helps you create minimal, easy-to-style modal windows from inline elements containing any content within the document.