To share your Gantt chart with the public via URL please navigate to the Export button located at the top right corner and click it. Then, click “Share with the public“, as shown below:
...
Then, provide a short description for of the export you are about to create. If needed tick the checkboxes that stand for sharing the resources, markers, and baselines. Once you are ready to save the export, click “Save”
...
If you don’t want to save the export click “Cancel the changes“
...
Once the export is saved, the “Gantt URL” and “Embedded Gantt” receive values and HTML are generated:
...
In order to use the value for the “Gantt URL“ click the “Copy“ icon next to it
...
...
Click the button to copy the URL to share the chart with others.
...
The copied URL can now be shared with others who don’t have access to your Jira or Gantt Suite application.