I want to separate the articles (guest articles or own) from the actual discussion part (forums) and build them up in an own menu structure. As an example I found here a page (link), which reflects my ideas.
Unfortunately, I am "in front of the mountain" and do not quite manage the ascent. How...
For XenForo 2.2.x with article forums without a attachment set in the thread. You can define a default cover image for the preview style, not for thread view, so the are no blankets anymore in the preview grid style.
Installation
Auto-installation
Go to ACP->Add-Ons and upload the ZIP file...