I'm only involved with proof of concepts, as such I usually work with pre made blockchain solutions with smart contracts slapped on top. Consensus is arguably

I'm only involved with proof of concepts, as such I usually work with pre made blockchain solutions with smart contracts slapped on top. Consensus is arguably the hardest part of a blockchain (if you need distributed data storage just use something like IPFS). An example is Quorum (JP morgan fork of Ethereum), this is their take on consensus algorithms: https://github.com/jpmorganchase/quorum/wiki/Quorum-Consensus https://github.com/jpmorganchase/quorum/wiki/Quorum-Consensu...