I can't speak for anything else out there, but Tendermint is about providing real accountable BFT middleware. https://github.com/tendermint/tendermint/wiki/Byz

I can't speak for anything else out there, but Tendermint is about providing real accountable BFT middleware. https://github.com/tendermint/tendermint/wiki/Byzantine-Consensus-Algorithm https://github.com/tendermint/tendermint/wiki/Byzantine-Cons... Calling this a journaled database is an understatement.