System for synchronization of changes in edited websites and interactive applications

A system for modifying a website or interactive application, including a published database accessible via an end user data service to present the most up to date version of objects of the website, viewable and editable by at least one user, a draft database accessible via a designer data service and viewable and editable by at least one designer to store edits to the objects of the published database; a published database request handler to coordinate concurrent viewing and updating of the objects between the end user data service and the published database and a draft database request handler to coordinate concurrent viewing, editing and updating of the objects between the designer data service and the draft database and to merge edits and updates to the objects in both the published database and the draft database and to return the merged version of the objects without modifying the published database.