You might want to read more about Objectdesktop here : https://forums.stardock.com/486310/object-desktop-support-faq#objectdesktop
Some, not all, apps that come with OD is Desktop customization app such as Windowblinds, Start10, Iconpackager and Deskscape. You can design your own WB skins or Iconpack or Animate/video wallpaper. Or you can download it from Wincustomize.com. A lot for themes are free but there are paid theme too.
Hope that answers your question. Let us know if you need more information.
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