GitSocial allows cross-forge collaboration without any 3rd party dependencies as it keeps everything in git: <https://github.com/gitsocial-org/gitsocial/blob/main/documen...>
Git IS the federation layer in this case.
How do you authenticate the identity when people are submitting patches between two repositories running on two different servers?
How do you authenticate the identity when people are submitting patches between two repositories running on two different servers?