Hyperledger Aries is infrastructure for blockchain-rooted, peer-to-peer interactions. It includes a shared cryptographic wallet for blockchain clientsas well as a communications protocol for allowing off-ledger interactionbetween those clients.
Hyperledger Avalon enables privacy in blockchain transactions, moving intensive processing from a main blockchain to improve scalability and latency, and to support attested Oracles
Blockchain benchmark framework which allows users to measure the performance of a specific blockchain implementation with a set of predefined use cases.