Midnight Network is a data protection blockchain, where Developers and businesses can build decentralized applications that safeguard sensitive data, without sacrificing performance and regulatory requirements. Developers can build on Midnight in a novel and easy to use programming model based on Typescript, and zero knowledge (ZK) proofs.

Cysic is full-stack compute network designed to convert GPUs, ASICs, and computing resources into liquid and profitable assets. Its products include ZK proof layer Cysic Network, Cysic hardware (GPU, ZK Air, and ZK Pro), and Cysic AI.

StarkNet is a permissionless, decentralized Validity-Rollup (also known as a "ZK-Rollup"). It operates as an L2 network over Ethereum, enabling any dApp to achieve unlimited scalability for its computations without compromising Ethereum's composability and security. This is possible due to StarkNet's reliance on the safest and most scalable cryptographic proof system: STARK.

Brevis is a Zero-Knowledge (ZK) omnichain data attestation platform that enables dApps to access, compute, and utilize arbitrary data across multiple blockchains in a completely trust-free way.Brevis has a wide range of use cases like data-driven DeFi, zkBridges, on-chain user acquisition, zkDIDs, social account abstraction, and much more.

zkSync is a Layer-2 scaling solution that preserves the security properties of the underlying blockchain by leveraging the latest generation of succinct zero-knowledge proofs. All funds in zkSync are held in a smart contract on the mainchain, while computation and storage are performed off-chain. For each Rollup block, a state transition zero-knowledge proof (SNARK) is generated and verified by the mainchain contract. This SNARK includes the proof of the validity of every transaction in the Rollup block.

Aztec Network is the first private ZK-rollup on Ethereum, enabling decentralized applications to access privacy and scale. Its industry-standard PLONK proving mechanism is used by the leading zero-knowledge scaling projects, ensuring the security of its rollup.

Self Labs is building a scalable trust layer for the internet that puts privacy first. Focused on proving users’ identity and unique attributes without revealing personal data, the company’s open-source platform with Self Pass & Connect offers secure, decentralized verification for millions of users by leveraging zero-knowledge proofs and electronic passport NFC technology. Self Protocol supports global passport (174+ countries) and compliance standards necessary for a thriving digital economy.

ZEROBASE is a real-time ZK prover network designed for speed, decentralization, and regulatory compliance. It generates ZK proofs within hundreds of milliseconds and ensures decentralized, fast consensus through its HUB ring-wake mechanism, enabling large-scale commercial use.

By utilizing zero-knowledge proofs, Boundless enables blockchains to verify the correctness of calculations without the need for re-execution. This ground-breaking feature, known as verifiable computing, allows actions performed by a single node in a network to be validated inexpensively by each node.

Succinct is building a decentralized prover network so that anyone can build blockchain applications and infrastructure secured by cryptographic truth, not trust. Succinct unifies the proof supply chain, providing highly available proof generation infrastructure with best-in-class pricing, for rollups, coprocessors and other applications using zero-knowledge proofs.

Inference Labs specializes in developing infrastructure and products for AI on web3, and focuses on AI inference interoperating on the blockchain. The zero-knowledge proofs ensure privacy and security without compromising on speed or efficiency. User can verify the correctness of off-chain AI outputs without having to calculate them yourself.

Psy is a scalable, privacy-first, trustless blockchain network secured by the innovative Proof-of-Useful-Work (PoUW) 2.0 consensus mechanism.

Lagrange is a Zero-Knowledge Coprocessing protocol that enables verifiable computations at big data scale across various blockchains. Its unique ZK Coprocessing approach involves a decentralized network of nodes that execute computations off-chain and generate ZK proofs of the results to submit on-chain, in a hyper-parallel manner, thereby unlocking significant efficiency and cost gains. By providing hyper-scalable proving, Lagrange opens the door for innovations in cross-chain interoperability and applications requiring complex computations over big data.

Billions Network is a digital identity verification platform designed to offer a future where humans and AI can trust each other, including Sam Altman’s crypto project, World. The platform, which utilizes zero-knowledge proof tech, seeks to provide a scalable and secure method for verifying both human and AI identities.

Orochi Network is a Verifiable Data Infrastructure designed to ensure data integrity and privacy through advanced cryptographic techniques. Orochi Network provides a secure infrastructure for processing and proving data without compromising confidentiality. This combination of cutting-edge cryptographic primitives allows users to trust the system’s outputs while keeping sensitive information protected, making it a powerful solution for applications requiring both transparency and privacy.

Nexus Network is a massively-parallelized proof mining network. It is a world-scale instantiation of the Nexus zkVM, designed to run at a trillion CPU cycles per second, given enough computing power connected to it. The Nexus zkVM (zero-knowledge virtual machine) is a modular, extensible, open-source, highly-parallelized, prover-optimized, contributor-friendly, zkVM written in Rust, focused on performance and security.

PRXVT is a privacy-preserving protocol focused on infrastructure support in the AI ​​agent economy. It enables anonymous interaction through zero-knowledge proofs, ensuring that transaction verification does not reveal agent history or browsing patterns, and is committed to providing a trusted and identity-protected operating foundation for AI agents.

Aligned Layer is a ZK verification layer developed on top of the EigenLayer. This will enable cost-effective verification of any SNARK proof, leveraging Ethereum validators' security without the limitations of Ethereum. As an Eigen Layer AVS, it promises affordable verification and versatile proving systems for L2s and bridges, addressing critical needs in the blockchain ecosystem.

zkPass is a private data protocol leveraging 3P-TLS and Hybrid ZK technologies, providing tools and applications for secure, verifiable data sharing with privacy and integrity assurances from any HTTPS website without Oauth APIs.

zkVerify is a dedicated zero-knowledge proof verification network designed for settlement optimization. Designed for seamless integration with existing blockchain networks, zkVerify minimizes technical overhead and provides a developer-friendly environment for proof verification across a wide range of zk-rollups and settlement layers.

ZisK is an open-source zero-knowledge proving toolstack featuring a zkVM that enables verifiable execution of programs written in high-level languages like Rust

Union is a yper-efficient interoperability protocol connects all blockchains and rollups, across any ecosystem. It's based on consensus verification and has no dependencies on trusted third parties, oracles, multi-signatures, or MPC.

DeepSafe is a cryptographic random artificial intelligence verification network and independent public chain that creates a decentralized, zero-trust verification layer for blockchain and artificial intelligence (AI). Integrating cutting-edge cryptographic technologies such as MPC, ZKP, TEE, and Ring-VRF, DeepSafe aims to provide cryptographic security and verifiable fairness, ensuring the privacy, authenticity, and reliability of data and transactions.

Fiamma is a verification network that specializes in zero-knowledge (ZK) proofs, striving to provide a secure, decentralized, and economically efficient solution for universal blockchain integration. At its heart, Fiamma is engineered to leverage the robust cryptoeconomic and network security value of Bitcoin via the integration with Babylon and implementation of BitVM2. This combination enables Fiamma to introduce ZK capabilities into the Bitcoin ecosystem and secure ZK use cases in Ethereum and beyond, enhancing the scope and effectiveness of ZK technology.

Sophon is an entertainment-focused ecosystem built as a modular rollup leveraging zkSync’s ZK Stack technology. As a ZK chain leveraging the ZK Stack, Sophon is intended to be tailored for any high throughput applications such as artificial intelligence and gaming.

Zypher Network is a ZK computing Layer for Trustless AI Agents. Its middleware solutions (Proof of Prompt, Proof of Inference) guarantee AI agent data consistency & integrity without public knowledge. With a ZK-driven application infrastructure, Zypher is delivering secure, autonomous mission-critical and financially sensitive on-chain operations for human and AI agents.

Iron Fish is a Layer 1 blockchain aiming to be the universal privacy layer for all of Web3. It uses zero-knowledge proofs (zk-SNARKs) and the highest industry standards for encryption, enabling users to have fully private transactions—a true SSL layer for all blockchains.In March 2025, Base acquired the Iron Fish development team to develop privacy protection primitives for Base. The specific acquisition amount was not disclosed. This acquisition is limited to the Iron Fish team and does not involve the Iron Fish network, tokens or its technology. The Iron Fish project will remain independent and is not affiliated with Coinbase or Base.

Scroll is a zkEVM-based zkRollup on Ethereum that enables native compatibility for existing Ethereum applications and tools. It processes transactions off-chain and posts succinct proofs of correctness on-chain, resulting in higher throughput and lower costs compared to the Ethereum base layer.

Delphinus lab provides solutions for trustless computation and application SDK based on ZKWasm virtual machine. The ZKWASM (ZKSNARK virtual machine that supports Web Assembly) serves as a trustless layer between rich applilcations running on WASM runtime and smart contracts on chain. The company’s mission is to construct a zkWASM cloud suite that eases the integration of more generic web applications into the web3 environment using the rollup as an application approach.

AI Cross Matrix (ACM) is a privacy-focused financial protocol built on zero-knowledge proofs (ZKPs), ring signatures, and AI-based path obfuscation mechanisms. and is committed to enabling decentralized, cross-chain, and untraceable asset transfers. Designed to be the foundational layer of open and secure Web3 finance.