Mousetrap
Simple library for handling keyboard shortcuts in Javascript
Rambda
Faster alternative to Ramda in just 10kB
Framework7
Full Featured HTML Framework For Building iOS & Android Apps
When
A solid, fast Promises/A+ and when() implementation, plus other async goodies.
Q
A tool for making and composing asynchronous promises in JavaScript
Webshim
Webshims Lib is a modular capability-based polyfill-loading library
Stampit
Create objects from reusable, composable behaviors.
PreloadJS
PreloadJS makes preloading assets & getting aggregate progress events easier in JavaScript. It uses XHR2 when available, and falls back to tag-based loading when not.
Rivets
Declarative data binding facility
Ripple
A tiny foundation for building reactive views
Head js
The only script in your HEAD. Head JS loads JavaScript files in parallel like images without blocking the page. Your page will be faster. Even with a single combined file.
Flux
Application Architecture for Building User Interfaces
Vue I18n
:globe_with_meridians: Internationalization plugin for Vue.js
Page.js
Micro client-side router inspired by the Express router (~1200 bytes)
Flight
A lightweight, component-based JavaScript framework
Supermodel
Supermodel - Minimal Model Tracking for Backbonejs
Sticky Kit
A jQuery plugin for creating smart sticky elements