https://www.joomlart.com/blog/t4-joomla-page-builder/t4-joomla-page-builder-alpha-3-front-end-edit-support-pages-import-export-and-more
T4 Joomla Page Builder Alpha 3 released with 2 major new features: Front-end Page edit and pages export, import feature and multiple improvement, bug fixes.
builder alphafront endjoomlaeditsupport