JS Xlsx
Javascript XLSX / XLSM / XLSB (Excel 2007+) parser and (one day) writer
Chart.js
Simple HTML5 Charts using the <canvas> tag
C3
A D3-based reusable chart library
Brain
[UNMAINTAINED] Neural networks in JavaScript
JS xls
Javascript XLS (Excel 97-2004 spreadsheet) parser and (one day) writer
Dn2a Javascript
DN2A JavaScript - Digital Neural Networks Architecture with JavaScript
Metrics Graphics
A library optimized for concise, principled data graphics and layouts.
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.
Viva Graph Js
Graph drawing library for JavaScript
Lovefield
Lovefield is a relational database for web apps. Written in JavaScript, works cross-browser. Provides SQL-like APIs that are fast, safe, and easy to use.
Cytoscape.js
A JavaScript graph library for analysis and visualisation (compatible with CommonJS/Node.js, AMD/Require.js, jQuery 1.4+, Bower, npm, and plain JavaScript)
Paho.mqtt.javascript
paho.mqtt.javascript
Ri Ta Js
RiTa: the generative language toolkit (in JS)
Relay
Relay is a JavaScript framework for building data-driven React applications.
Timesheet.js
JavaScript library for HTML5 & CSS3 time sheets
Tabulator
A table generation JQuery UI Plugin
Springy
A force directed graph layout algorithm in JavaScript