Alasql
AlaSQL.js - JavaScript SQL database for browser and Node.js. Handles both traditional relational tables and nested JSON data (NoSQL). Export, store, and import data from localStorage, IndexedDB, or Excel.
Js Store
JsStore is an IndexedDB Wrapper. It makes IndexedDB super easy with its SQL like apis.
Clusterize.js
Tiny vanilla JS plugin to display large data sets easily
Canvas Xpress
JavaScript VisualizationTools
Breeze
Breeze.js is a JavaScript library for managing data in data rich-client HTML/JS applications.
Line Chart
Awesome charts for AngularJS.
jQuery JSONP
jquery jsonp plugin
Flotr2
Graphs and Charts for Canvas in JavaScript.
Money.js
money.js is a tiny (1kb) javascript currency conversion library, for web & nodeJS
Rusha
High-performance pure-javascript SHA1 implementation suitable for large binary data, reaching up to half the native speed.
Local Storage
A localStorage polyfill
Metrics Graphics
A library optimized for concise, principled data graphics and layouts.
Plottable
A library of modular chart components, built on D3
Hashids.js
A small JavaScript class to generate YouTube-like hashids from one or many numbers. This is a client-side version of Node.js version.
Z.js
turns content (in)visible
D3 Cloud
Create word clouds in JavaScript.
JSON.js
JSON in JavaScript