Top 20 NuGet javascript Packages

compact zlib, deflate, inflate, zip library in JavaScript
Helper extensions for KnockoutJs
Vigilant Always Vigilant. Vigilant is the solution i found to create several shortcuts in a page or for different objects in a simple way.
Simplifies creation of SharePoint CAML queries for client-side scripts. Can be used with SharePoint Client Object Model and SPServices.
Autocomplete binding for KnockoutJS
Maoli.js is JavaScript helper library for common brazilian business rules (CPF and CNPJ). For documentation visit https://github.com/aueda/maoli.js
A framework for the serialization of the popular JQuery DataTables Plug-in. There are two small libraries, CubedElement.DataTable.Contracts and CubedElement.DataTable.Model, and when building this the goal was not only to make it user friendly, but to make it n-tiered and IoC friendly too!
FunScript binding for lib (BETA version).
Awesome TreeMap extension for ScaleJS.
JavascriptMVC v3.3
CanJS prerequisite for JavascriptMVC
DocumentJS prerequisite for JavascriptMVC
FuncUnit prerequisite for JavascriptMVC
jQuery++ prerequisite for JavascriptMVC
StealJs prerequisite for JavascriptMVC
ShareCoffee - The SharePoint App Helpers
This polyfill takes the official CSS filters syntax and translates it to the different equivalent techniques that the browsers know for those effects
Badges: Animate your favicon with animated badges. You can customize type of animation, position, background color and text color. Images / Video / Webcam: Create icon on the go from images, videos or even a webcam stream
Nuget Package for Backbone.Validation javascript plugin by thedersen - http://thedersen.com/projects/backbone-validation/
Nuget Package for Backbone.Validation javascript plugin (AMD version) by thedersen - http://thedersen.com/projects/backbone-validation/