Timeago is a jQuery plugin that makes it easy to support automatically updating fuzzy timestamps (e.g. "4 minutes ago").
Next-generation DOM manipulation
Making AJAX as easy as anchor tags
A simple library for uni-directional dataflow application architecture inspired by ReactJS Flux
WinJS project by Microsoft Open Technologies
MVC framework making it easy to write realtime, collaborative applications that run in both Node.js and browsers
A Portal Component for Vuejs, for rendering DOM outside of a component, anywhere in the document.
A simple micro-library for defining and dispatching keyboard shortcuts. It has no dependencies.
A library for visualization and creative-coding
Combining the simplicity and power of AngularJS and Meteor
A compiler for the Mustache templating language