Hedera Hashgraph is an advanced blockchain technology based not on blocks, but on a directed acyclic graph (DAG). Hashgraph strives to provide the advantages of blockchain as a distributed accounting technology without limitations. Although many ledgers use the gossip protocol (Byteball and IOTA), Hedera combined the gossip protocol with a voting algorithm to reach consensus quickly and reliably without proof of work.
They are looking very dedicated to building a trusted and secure online world that empowers blockchain users. Where users can work, play, buy, sell, create and engage socially. Having safety and privacy in user's digital communities.Where you are confident when interacting with others and this digital future is available to all.
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https://www.hederahashgraph.com/future