(--------)
Nice idea !
So with last beta http://beta.plantuml.net/plantuml.jar
You can now have :
@startgantt [task1] lasts 10 days [task1] links to [[http://plantuml.com]] @endgantt
This has not been widely tested, so any feedback is welcome.
Thanks!
Try the svg, not the png:
http://www.plantuml.com/plantuml/svg/SoWkIImgIK_CAodXYYv9BCusZ5N8IImkALOmD518IQmiHeXcvcKNAvJaAqH7PvIK55ZfwnVa0BMLvkRe9UVdniPoEQJcfO0D0W00