jQuery Gantt editor has been written by Roberto Bicchierai and Silvia Chelazzi
Read the genesi of this component here: http://roberto.open-lab.com/2012/06/14/the-javascript-gantt-odyssey/
These are some key features:
- jquery based
- MIT licensed: you can reuse everywhere
- json import-export
- internationalizable
- manage task status –> project workflow
- manage dependecies
- manage assignements (resources, roles efforts)
- server synchronization ready
- full undo-redo support
- cross browser (at least for recent versions)
Documentation is here: http://roberto.open-lab.com/2012/08/22/jquery-gantt-editor/