
One possible option is an export and import. The downside to this is that the files could get quite large, especially with busy communities. You can also sync between servers, where the server transfers over the files instead of a download / upload scenario.
If you combine this with the portal objects that @iso mentioned, servers that support portable objects would be able to tell that they are the same object just in a different location.
@Teknevra It works for me:
#[1](https://codeberg.org/fediverse/fep/src/branch/main/fep/ef61/fep-ef61.md)
https://codeberg.org/fediverse/fep/src/branch/main/fep/ef61/fep-ef61.md ↩︎