Tested on 6.1 latest CFP and all working as normal for both methods, the metadata editor is triggered:mnt/overlay/dam/gui/content/assets/metadataeditor.external.htmlAs you have a custom editor check that it is overlayed properly, and that the sling selector works.Customizing the Consoles (Touch-Optimized UI) - docs.adobe.com

Do you mean templating? Adobe Scene7 * Template Basics This works in a similar way to a layered photoshop file, in fact you can even upload a PSD and let S7 manually create the template.You can then control the layers via url commands e.g. to swap images

Daniel Paiva BR wrote... Hi mvance: I understand what you mean. The problem is that it states in the dropdown list: "Associated Content". From my view, it mislead the developer and the user to use it as a real Associated Content. Should it be called Content for Reference or so, would make more sense. In this case, how can the user create a fragment with, for instance, image that gets published? For now, we are customizing the Metadata area to accept the real Associated Content, but the users did...

Hi Anisha,6.3 has not been released yet.The API will be posted to the new verison of this page upon releasehttps://docs.adobe.com/docs/en/aem/6-2/develop/ref.htmlMark