JQGantt
IWCGJQGantt - component for display gantt.
Key features:
- json import - export
- jquery themeroller support
- manage task statuses
- manage dependecies
- manage assignements (resources, roles, efforts)
- full undo-redo support
- cross browser (at least for recent versions)
- work with template, easy way to edit/change the layout (require knowledge of html and css )