Markvis is a plugin to generate charts in markdown with few lines of code.
jQuery-gantt is a lightweight jQuery plugin for creating a gantt chart.
The jQuery.ganttView plugin is a very lightweight plugin for creating a Gantt chart in plain HTML.
No vector graphics or images required. The plugin supports dragging and resizing the Gantt blocks and callbacks to trap the updated data.
A tutorial about creating animated stacked bar charts with D3.js
This animated chart is an interactive and graphically in line with the rest of the UI.
OrgChart is a simple and direct organization chart plugin based on pure DOM and jQuery.
plotly.js ships with 20 chart types, including 3D charts, statistical graphs, and SVG maps.
flowchart.js draws simple SVG flow chart diagrams from textual representation of the diagram. Also diagrams can be with color view too.
Vega is a visualization grammar, a declarative format for creating and saving interactive visualization designs.
With Vega you can describe data visualizations in a JSON format, and generate interactive views using either HTML5 Canvas or SVG.
Yako.js is a tiny DOM-less graph library, build for fast front end and server side rendering in CommonJs pattern. This library is intend to generate light weight and simple SVG graphs, and is more performable compare to highcharts / flot / c3 / d3 when front end matters.