Simplate
A simple, but powerful, templating engine for JavaScript.
Mjml
MJML: the only framework that makes responsive-email easy
Famous
Famo.us is a powerful JavaScript framework designed to build rich, interactive web applications. It is the only framework that provides an open source 3D layout engine fully integrated with a 3D physics-based animation engine that can render to DOM, Canvas, or WebGL. Famo.us is currently in public beta.
Wee
Blueprint for modern web development
Modules Webmake
Bundle CommonJS/Node.js modules for web browser
Hydra.js
Create a scalable, maintainable and module oriented system using Hydra.js
Hermes.js
Message and Error logger implementation
jsMessage
Custom messages, alerts, confirmations
Pegasus
Load data while still loading other scripts and display data faster in jQuery, Backbone, Angular, ... apps
Bootstrap Ajax
A library for adding declarative ajax functionality to your website
Autolink Js
Tiny little tool to find URLs in a string of text and hyperlink them
Oraclejet
Oracle JET is a modular JavaScript Extension Toolkit for developers working on client-side applications.
Lunr.js
A bit like Solr, but much smaller and not as bright
Do T
The fastest + concise javascript template engine for nodejs and browsers. Partials, custom delimiters and more.
jQuery Pjax
pushState + ajax = pjax
Loglevel
Minimal lightweight logging for JavaScript, adding reliable log level methods to wrap any available console.log methods