Like underscore.js, but lazier
A compiler for the Mustache templating language
Combining the simplicity and power of AngularJS and Meteor
The fastest, smallest, fully compatible, full-featured asynchronous module!
ComponentJS -- Powerful run-time Component System for structuring HTML5-based Rich Clients
The de-facto solution to flexible routing with nested views
Use full ES2015+ features to develop Node.js applications, Support TypeScript.
A front-end framework for building html5 mobile apps with a native look and feel.
Timeago is a jQuery plugin that makes it easy to support automatically updating fuzzy timestamps (e.g. "4 minutes ago").
AmplifyJS is a set of components for data management and application communication.
JS / Browser Client - Build Activity Feeds & Streams with GetStream.io