[th0th]

Thanks for the list, but I didn't really understand what you are suggesting. If I host on any of these public services, people will need to create an account there.

[rapnie]

I may have misunderstood your need, but you might host issues/PR's from a Codeberg mirror, and use webhooks to sync with your self-hosted forgejo.

https://docs.codeberg.org/advanced/using-webhooks/