Steal
Gets JavaScript
Cellx
Ultra-fast implementation of reactivity for javascript
JayData
JayData is a unified data access library for JavaScript to CRUD data from different sources like WebSQL/SQLite, IndexedDB, MongoDb, ASP.NET WebAPI, OData, HTML5 localStorage, Facebook or YQL. The library can be integrated with KendoUI, Knockout.js, Handlebars.js or Sencha Touch 2 and can be used on Node.js as well.
Connective
agent-based reactive programming library for typescript
Rx Js
The Reactive Extensions for JavaScript
101
A modern JS utility library
Pilot
Pilot — multifunction JavaScript router.
Tangle
a JavaScript library for reactive documents
Egjs
Set of UI interactions, effects and utilities components library using jQuery.
Curl
A small, fast module and resource loader with dependency management. (AMD, CommonJS Modules/1.1, CSS, HTML, etc.)
Grapnel.js
A simple, lightweight library making it easy to create routes or run events based on a specific URL hashtag.
When
A solid, fast Promises/A+ and when() implementation, plus other async goodies.
Is.js
Micro check library
Keymaster
A simple micro-library for defining and dispatching keyboard shortcuts. It has no dependencies.
Invisible
Invisible.js: Reusable models for the client and the server
Vis
Dynamic, browser-based visualization library
Backbone Deep Model
Improved support for models with nested attributes.