Marko
Marko template engine
Express
Sinatra inspired web development framework for node.js -- insanely fast, flexible, and simple
Foundation
The most advanced responsive front-end framework in the world. Quickly create prototypes and production code for sites and apps that work on any kind of device.
Teddy
An easy-to-read, HTML-based, mostly logic-less DOM templating engine with support for both server-side and client-side templating.
Webpack
Packs CommonJs/AMD modules for the browser. Allows to split your codebase into multiple bundles, which can be loaded on demand. Support loaders to preprocess files, i.e. json, jade, coffee, css, less, ... and your custom stuff.
Cycle Core
A fully reactive JavaScript framework for Human-Computer Interaction
Sentry
Sentry is a realtime error logging and aggregation platform
Redux Elm
The Elm Architecture in JavaScript http://salsita.github.io/redux-elm/
Fast Memoize.js
:rabbit: Fastest possible memoization library
Lazysizes
High performance and SEO friendly lazy loader for images (responsive and normal), iframes and more, that detects any visibility changes triggered through user interaction, CSS or JavaScript without configuration.
Meteor
Meteor, an ultra-simple, database-everywhere, data-on-the-wire, pure-Javascript web framework.
Do T
The fastest + concise javascript template engine for nodejs and browsers. Partials, custom delimiters and more.
Superagent
Ajax with less suck - (and node.js HTTP client to match)
Bem Core
BEM Core Library
Qooxdoo
A Universal JavaScript Framework
Knockout
Knockout makes it easier to create rich, responsive UIs with JavaScript
Timeago.js
timeago.js is a tiny library used to format date with `*** time ago` statement. eg: '3 hours ago'.