Request
Simplified HTTP request client.
Jstree
jquery tree plugin
Browser Sync
Keep multiple browsers & devices in sync when building websites. http://browsersync.io
Assemble
Static site generator for Node.js, Grunt.js, and Yeoman (and soon, Gulp), using the Handlebars template engine. Used by Zurb Foundation, Zurb Ink, H5BP/Effeckt, Less.js / lesscss.org, Topcoat, Web Experience Toolkit, and hundreds of other projects to build sites, themes, components, documentation, blogs and gh-pages. Pull requests welcome, stars appreciated!
Yepnope.js
An Asynchronous Conditional Resource Loader
Lucia
🙋♀️ 3kb library for tiny web apps
Express
Sinatra inspired web development framework for node.js -- insanely fast, flexible, and simple
Code Blast Codemirror
Particles blasts while typing in Codemirror
Fattable
Javascript Library to create scrollable table with infinite rows and columns.
Darken
🌑 Dark mode made easy
Open Location Code
Open Location Codes are short, generated codes that can be used like street addresses, for places where street addresses don't exist.
Benchmark.js
A benchmarking library that works on nearly all JavaScript platforms, supports high-resolution timers, and returns statistically significant results. As used on jsPerf.com.
Responsive Elements
Responsive elements makes it possible for any element to adapt and respond to the area they occupy. It's a tiny javascript library that you can drop into your projects today.
Oboe.js
A fresh approach to AJAX that speeds up web applications. Progressive JSON parser with an easy interface so you can use the objects before the http response completes.
Layzr.js
A small, fast, modern, and dependency-free library for lazy loading.
Form
jQuery Form Plugin
Coffee Script
Unfancy JavaScript