c3 is a D3-based reusable chart library that enables deeper integration of charts into web applications.
d3pie is a simple, highly configurable script built on d3.js for creating simple, attractive pie charts. It’s free, open source, and found on github.
Chartist.js is a simple responsive charting library built with SVG.
Vis.js is a dynamic, browser based visualization library. The library is designed to be easy to use, handle large amounts of dynamic data, and enable manipulation of the data.
Simple HTML5 Charts using the canvas element.
MetricsGraphics.js is a library built on top of D3 that is optimized for visualizing and laying out time-series data. It provides a simple way to produce common types of graphics in a principled, consistent and responsive way. The library currently supports line charts, scatterplots and histograms as well as features like rug plots and basic linear regression.
ECharts is a most impressive tool for data visualization: it’s fully open-source, it’s sophisticated-yet-flexible, and it keeps abreast of the era of ‘big data’!
Cubism.js is a D3 plugin for visualizing time series. Use Cubism to construct better realtime dashboards, pulling data from Graphite, Cube and other sources.