Loglevel
Minimal lightweight logging for JavaScript, adding reliable log level methods to wrap any available console.log methods
Inject
AMD and CJS dependency management in the browser
Lucid Js
LucidJS is a chainable event emitter library. It offers several unique features such as set events, emitter piping, DOM node encapsulation, sub events, along with the usual event triggering and binding. LucidJS emitters also feature meta events that allow listening for event binding and event triggering. LucidJS works in both the browser and node.js.
Robotjs
Node.js Desktop Automation.
Hamsters.js
100% Vanilla Javascript Multithreading & Parallel Execution Library
Eve.js
A <3kb JavaScript file providing three simple methods to organize code into CSS namespaces which magically restrict code to the current context, allowing for dramatic reductions to code size and development time.
Fluxxor
Flux architecture tools for React
Webshim
Webshims Lib is a modular capability-based polyfill-loading library
Fetchival
window.fetch wrapper for writing simple and expressive requests
Davis.js
RESTful degradable JavaScript routing using pushState
Buster
A powerful suite of automated test tools for JavaScript.
Theory
Abstraction layer for cross platform JavaScript.
Contra
Asynchronous flow control with a functional taste to it
Flow Js
Javascript Library for Multi-step Asynchronous Logic
Vue Moment
Handy Moment.js filters for your Vue.js project.
Functional Js
A functional js library that facilitates currying and point-free / tacit programming
Min Pub Sub
198 byte publish/subscribe messaging micro-framework