Do you need to use Gantt chart in Confluence? E asy Easy Gantt Charts for Confluence add easy to use gantt chart macro which all the features you need.
NEW! Try the improved Gantt chart macro: Create Gantt Chart from Confluence table 🚀🚀
If you haven't installed, please install from Atlassian Marketplace here: https://marketplace.atlassian.com/apps/1222190