HydraChain: Permissioned Distributed Ledgers Based on Ethereum - Heiko Hees

[mjsrs]

HydraChain sounds very similar to Dash

https://github.com/HydraChain/hydrachain

 

[UdjinM6]

This one is more similar to IBM's https://github.com/openblockchain imo

PS. I'm still reading through https://github.com/openblockchain/obc-docs/blob/master/whitepaper.md now, so I'm not 100% sure about this yet :smile: