The best alternatives to Hedera Hashgraph are Microsoft Azure, mempool, and Ethereum. If these 3 options don't work for you, we've listed a few more alternatives below.
What do you think of Hedera Hashgraph?
AssemblyAI— Speech-to-Text API with superhuman accuracy
mempool delivers a selection of thought-provoking reads, analysis and opinion to help you be smart, informed, and ahead of the curve on blockchain and crypto-currencies. You will find a concise roundup of the world’s most interesting reads on blockchain.
Ethereum is a global, decentralized platform for money and new kinds of applications. On Ethereum, you can write code that controls money, and build applications accessible anywhere in the world.