Is it this add-on? https://marketplace.atlassian.com/plugins/com.mxgraph.confluence.plugins.diagramly If so, I would recommend you add the addon-com.mxgraph.confluence.plugins.diagramly label to your question.
Sorry for the late reply, without the correct tag we don't get a notification of the question.
Click on "More Shapes" bottom left, in the dialog that appears tick "EIP" and apply.
Screen Shot 2015-02-27 at 11.19.50.png
Hi Community! I’m Elaine, Confluence Product Manager. You may have read my earlier post about page tree in space navigation sidebar. I'm excited to share another improvement that helps you organize ...
Connect with like-minded Atlassian users at free events near you!Find a group
Connect with like-minded Atlassian users at free events near you!
Unfortunately there are no AUG chapters near you at the moment.Start an AUG
You're one step closer to meeting fellow Atlassian users at your local meet up. Learn more about AUGs