Scriptable Headless WebKit
Leverage the future of the web platform today.
A lightweight and modular front-end framework for developing fast and powerful web interfaces.
:ok_hand: Drag and drop so simple it hurts
A positioning engine to make overlays, tooltips and dropdowns better #hubspot-open-source
Reveal CSS animation as you scroll down a page
A sizzlin' hot selector engine.
An exquisite jQuery plugin for magical layouts. Enables filtering, sorting, and dynamic layouts.
Layout elements in a grid, like a mason fitting stones in a wall
Drag and drop, resizing and multi-touch gestures with inertia and snapping for modern browsers (and also IE8+)
Break free from CSS prefix hell!
MooTools Core Repository
nicescroll plugin for jquery - scrollbars like iphone/ipad