Jszip
Create, read and edit .zip files with Javascript
Dataset
JavaScript library that makes managing the data behind client-side visualisations easy
Line Chart
Awesome charts for AngularJS.
SockJS Client
WebSocket emulation - Javascript client
Epoch
A general purpose, real-time visualization library.
Datamaps
Maps for interactive data visualizations in Javascript
Chart.js
Simple HTML5 Charts using the <canvas> tag
J Schema
A simple, easy to use data modeling framework for JavaScript
C3
A D3-based reusable chart library
Synaptic
architecture-free neural network library for node.js and the browser
Dygraphs
Interactive visualizations of time series using JavaScript and the HTML canvas tag. The dygraphs JavaScript library produces interactive, zoomable charts of time series.
Smoothie
Smoothie Charts: smooooooth JavaScript charts for realtime streaming data
Lowdb
An extendable JSON database for Node and the browser powered by lodash
Request
Simplified HTTP request client.
Flot
Flot is a pure JavaScript plotting library for jQuery, with a focus on simple usage, attractive looks and interactive features.
Tabletop
Tabletop.js gives spreadsheets legs