Non Framework

• JQuery/JQuery Mobile/JQuery UI
• Modernizr
• Underscore
• Lodash
• Type Script
• Moo Tools

Most Popular M-V-* Frameworks

• Angular
• Backbone
• Knockout
• Ember
• Batman.JS
• EXT JS

Module Loaders

• Require JS
• CommonJS

Grids

• Slick Grid
• Recline JS
• DataTables
• Ext Grid
• ng-grid

Packaging/Deployment

• HTML5 Boilerplate
• Node
• Yeoman/Grunt/Bower

Testing Frameworks

• Jasmine
• QUnit
• Mocha
• Buster
• YUI Test

Other notable libraries

• Hammer.js
• Turn.js
• Noty.js
• Alertify.js

Additional Links

• Framework Comparison Chart
• The TODO MVC