I've been keeping an eye on radicle[1] but the documentation for setting up a peer and web frontend is a bit complex. It seems to offer what you're describing:

I've been keeping an eye on radicle[1] but the documentation for setting up a peer and web frontend is a bit complex. It seems to offer what you're describing: a "decentralized" Git frontend with issue tracking. Seems to be missing wiki functionality, however. [1] https://radicle.xyz/ https://radicle.xyz/