Quorum is an enterprise‑grade, permissioned version of Ethereum designed for high‑throughput, privacy‑focused applications. Looking for other blockchain platforms that can power secure, scalable, and compliant solutions? Below are 20 strong alternatives.
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Modular, permissioned ledger framework from the Linux Foundation offering pluggable consensus, private channels, and chaincode smart contracts.
Distributed ledger platform by R3 focused on financial services, providing privacy‑by‑design, notary services, and contract‑based workflows.
Open, public blockchain with a robust ecosystem of dApps, DeFi, and NFTs; supports Solidity smart contracts and a large developer community.
High‑throughput, low‑latency platform with three interoperable chains (X‑Chain, C‑Chain, P‑Chain) and customizable subnet architecture.
Layer‑2 scaling solution for Ethereum offering PoS sidechains, zk‑rollups, and optimistic rollups for faster, cheaper transactions.
Ethereum client written in Java that can run in both public and permissioned networks, supporting IBFT 2.0 and Clique consensus.
Permissioned Ethereum fork by ConsenSys offering private transaction capabilities and Raft/IBFT consensus.
High‑performance blockchain using Proof‑of‑History and Tower BFT, capable of processing >65k TPS with low fees.
Pure Proof‑of‑Stake blockchain delivering immediate transaction finality, low fees, and robust governance.
Modular platform with support for multiple consensus algorithms (PoET, Raft) and transaction families written in various languages.
Scalable blockchain using Delegated Proof‑of‑Stake (DPoS) with parallel execution (EOSIO Core) and free account creation.
Self‑amending Proof‑of‑Stake blockchain with on‑chain governance, formal verification, and low‑energy consumption.
Hybrid blockchain offering a public chain (Kadena Chainweb) and a private chain (Kadena Private), with Pact smart‑contract language.
AHashgraph‑based distributed ledger providing fast, fair, and secure consensus with native token service and file service.
Open‑source protocol for fast, low‑cost cross‑border payments and asset issuance, using Federated Byzantine Agreement.
Enterprise‑focused ledger for real‑time gross settlement, currency exchange, and remittance with built‑in liquidity.
Tangle‑based DAG ledger designed for IoT, offering feeless micro‑transactions and data integrity.
Supply‑chain oriented blockchain with dual‑token model (VET/VTHO) and robust governance for enterprise adoption.
Permissioned blockchain platform (formerly Bitcoin Private) that enables rapid deployment of private blockchains with granular permissions.
Decentralized oracle network that can be layered onto any blockchain to provide off‑chain data, enhancing smart‑contract capabilities.