ZK Proof-of-work Blockchain

RISC Zero

This company develops zero-knowledge virtual machine infrastructure and proving platforms for blockchain developers and enterprises to enable verifiable computation across decentralised applications.

Zorp

This company develops a zero-knowledge virtual machine and blockchain protocol for verifiable computation for financial institutions and government agencies.

Lita Foundation

This company develops an open-source zero-knowledge virtual machine and compiler toolchain for developers to build verifiable, privacy-preserving blockchain applications.

Snarkify

This company develops zero-knowledge proof infrastructure and a modular proving engine for blockchain developers and decentralised application builders.

ZKsync

This company provides a layer 2 scaling protocol for developers to build secure, low-cost applications and settle digital assets using zero-knowledge proofs.

Iron Fish

This company develops a decentralised blockchain protocol providing private transactions for cryptocurrency users through the use of zero-knowledge proofs.

Kakarot

This company develops a zero-knowledge Ethereum Virtual Machine for blockchain developers to deploy and run smart contracts on the Starknet network.

Miden

This company develops a zero-knowledge blockchain protocol for financial institutions to perform scalable, private and compliant transactions on user devices.