draw.io _does_ have a paid tier for its JIRA/Confluence integration[0]. [0]: https://marketplace.atlassian.com/apps/1210933/draw-io-diagrams-for-confluence?hos

draw.io _does_ have a paid tier for its JIRA/Confluence integration[0]. [0]: https://marketplace.atlassian.com/apps/1210933/draw-io-diagrams-for-confluence?hosting=cloud&tab=pricing https://marketplace.atlassian.com/apps/1210933/draw-io-diagr...