Hydrachain - Permissioned Distributed Ledger based on Ethereum

HydraChain is an extension of the Ethereum platform which adds support for creating Permissioned Distributed Ledgers. Its primary domain of application are private chain or consortium chain setups. HydraChain is 100% compatible on an API and contract level. Existing tool chains to develop and deploy Smart Contracts and ÐApps can easily be reused.