Leaflet : A Modern, Lightweight Open-Source JavaScript Library for Interactive Maps
JSDB.io : JSDB is a collection of the best javascript libraries
Wave.js : Audio visualizer library for javascript. Create dynamic animations that react to an audio file or audio stream.
Passport : Passport is authentication middleware for Node.js. Extremely flexible and modular, Passport can be unobtrusively dropped in to any Express-based web a...
stream.js : stream.js is a tiny stand-alone Javascript library that unlocks a new data structure for you: streams.
JavaScript Libraries for adding offline support to web apps.
