D3.js

D3.js is a JavaScript library for manipulating documents based on data. D3 helps you bring data to life using HTML, SVG, and CSS. .

Free Open Source Web Self-Hosted

Graphviz

Graphviz is open source graph visualization software. It has several main graph layout programs. It also has web and interactive graphical interfaces, and auxiliary tools, libraries, and language bindings.

Free Open Source Mac OS X Windows Linux Web

Chart.js

Easy, object oriented client side graphs for designers and developers. Open source HTML5 charts using the canvas tag. Chart.js is an easy way to include animated graphs on your website.

Free Open Source Self-Hosted

Frappé Charts

Frappé Charts is a simple, responsive, modern charts library for the web with zero dependencies and a roughly 15k gzipped file size. From the makers of ERPNext, the...

Free Open Source Self-Hosted