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.
An interactive bar graph with animations and information. It's built with CSS and jQuery.
ProgressPieSVG is a jQuery Plugin for dynamically adding circular progress bars (rings) or pies to percent values in a website (visible or invisible).
ProgressPieSVG is highly customizable and extensible.
plotly.js ships with 20 chart types, including 3D charts, statistical graphs, and SVG maps.
Cytoscape.js is a graph theory library for analysis and visualisation.
flowchart.js draws simple SVG flow chart diagrams from textual representation of the diagram. Also diagrams can be with color view too.