Simulacra
One-way data binding for web applications.
Canjs
Can do JS, better, faster, easier.
Bootstrap Ajax
A library for adding declarative ajax functionality to your website
Knockout Projections
Knockout.js observable arrays get smarter
Maria
The MVC framework for JavaScript applications. The real MVC. The Smalltalk MVC. The Gang of Four MVC.
Dna.js
An uncomplicated user interface library for semantic templates
Davis.js
RESTful degradable JavaScript routing using pushState
Across Tabs
Easy communication between cross-origin browser tabs
Backbone Marionette
Make your Backbone.js apps dance with a composite application architecture!
Routie
a tiny javascript hash router
jTypes
jTypes is the most comprehensive and robust JavaScript library for overcoming differential inheritance with prototype-based objects. Its lightweight yet powerful design provides web programmers on any platform or browser the ability to emulate classical inheritance where objects are defined by classes.
Sticky Kit
A jQuery plugin for creating smart sticky elements
jStorage
jStorage is a simple key/value database to store data on browser side. As a bonus it is also a local pubsub platform to sync data between tabs/windows
Bem Core
BEM Core Library
Kefir
A Reactive Programming library for JavaScript
Ink
An HTML5/CSS3 framework used at SAPO for fast and efficient website design and prototyping
Sdk Js
Tanker client-side encryption SDK for JavaScript