Canvas Xpress
JavaScript VisualizationTools
Local Storage
A localStorage polyfill
Accounting.js
A lightweight JavaScript library for number, money and currency formatting - fully localisable, zero dependencies.
Power Array
Boosted Performance Array
Money.js
money.js is a tiny (1kb) javascript currency conversion library, for web & nodeJS
Z.js
turns content (in)visible
Easy Pie Chart
Lightweight jQuery plugin to render simple, animated and retina ready pie charts with the HTML5 canvas element
D3 Cloud
Create word clouds in JavaScript.
Chartkick
Create beautiful Javascript charts with one line of Ruby
Isjs
Check your data against regular expressions or known keywords.
Dc.js
Multi-Dimensional charting built to work natively with crossfilter rendered with d3.js
Uv Charts
Simple yet powerful JavaScript Charting library built using d3.js
G.raphael
gRaphaël’s goal is to help you create stunning charts on your website. It is based on Raphaël graphics library.
Rusha
High-performance pure-javascript SHA1 implementation suitable for large binary data, reaching up to half the native speed.
Backgrid
Finally, an easily stylable semantic HTML data grid widget with a Javascript API that doesn't suck.
Polychart2
Version 2 of Polychart.js
Mindb
Database on JavaScript