Knockout
Knockout makes it easier to create rich, responsive UIs with JavaScript
Pilot
Pilot — multifunction JavaScript router.
Twitterlib
Twitter JavaScript API library
Stapes
a (really) tiny Javascript MVC microframework
Jade
Jade - robust, elegant, feature rich template engine for nodejs
Delorean
An Agnostic, Complete Flux Architecture Framework
Mask Js
Zen Coding | Markup | Template | HMVC
Connective
agent-based reactive programming library for typescript
Dozerjs
Foundational Framework for NodeJS Web Services
Oc Lazy Load
Load modules on demand (lazy load) in AngularJS
Flagsmith Frontend
Web App and Mobile App for Flagsmith
Nunjucks
A jinja2-inspired templating system for javascript
Fluxxor
Flux architecture tools for React
Backbone Nested
A plugin to make Backbone.js keep track of nested attributes.
Autolink Js
Tiny little tool to find URLs in a string of text and hyperlink them
Queen
A platform for running scripts on many browsers
Redux Loop
A port of elm-effects and the Elm Architecture to Redux that allows you to sequence your effects naturally and purely by returning them from your reducers.