Espresso is a global confirmation layer that provides L2 chains with fast, reliable transaction confirmations backed by BFT consensus. Espresso's confirmation layer can prevent sequencer equivocation, protect against reorgs, and reduce finality risk for solvers in intent-based systems. Its versatility means chains can also use it as a decentralized sequencer and low-cost data availability layer.

FLock.io aims to build a decentralized, privacy-preserving solution for Artificial Intelligence. It has proposed a research initiative called Federated Learning Blocks (FLocks for short), which uses blockchain as a coordination platform among data holders to conduct Machine Learning while keeping data local and private. By replacing the central entity that collects data and organizes machine learning with blockchain, FLocks aims to empower users to mine insights from their own data and monetize at their own discretion.

Inco Network is an EVM Layer-1, utilizing fully homomorphic encryption (FHE) to enable composable and operable confidential states. Its fhEVM (FHE + EVM) makes it possible to write private smart contracts and perform computations on top of encrypted data without requiring its decryption. This innovation unlocks a wide range use cases with confidentiality components, such as card games, DID, private voting, dark pools, etc. - paving the way for a new era of possibilities.

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.

Arcium is a parallelized confidential computing network. It provides developers and applications with a trustless, verifiable, and efficient framework to run encrypted computations. Arcium aims to bring confidentiality to every on-chain application and become the global computing network for the decentralized internet. Multiparty computation eXecution Environments (MXEs) are the backbone of the Arcium Network. They combine Multiparty Computations (MPC), Fully Homomorphic Encryption (FHE), Zero-Knowledge Proofs (ZKPs), and more to enable encrypted computations.

Ten is a Layer 2 solution for Ethereum that provides privacy and scalability. It ensures that inputs, contract states, and executions are always encrypted. Obscuro's programmable privacy allows developers to decide what they want to keep private and what they want to make public at a granular level. R3, a global enterprise software firm, incubated Ten.

Zcash is a privacy-preserving cryptocurrency that provides anonymous value transfer using zero-knowledge cryptography. The protocol offers the option to make transactions either shielded, which will be completely anonymous, or transparent, which will be visible on the Zcash blockchain.

URnetwork is a privacy VPN solution where URnetwork uses VPNService to route device traffic to provider devices. Traffic is encrypted using open source network standard protocols.

Raze Network is an EVM-compatible privacy protocol. It is built as a native privacy layer to provide end-to-end anonymity for the entire DeFi and Web3.0 stack. Raze Network utilizes zkSNARKs on the Zether framework to create a second-layer decentralized anonymous module. The goal of Raze Network is to enable multichain privacy-preserving payment and trading systems while protecting asset and behavior transparency from surveillance.

Tari is a blockchain protocol focused on digital assets, built in Rust, private by default, open source, and architected as a merge-mined sidechain with Monero. It enables creators to design new types of stories and experiences.

Venice is a privacy-focused artificial intelligence platform offers services such as generative conversation and image creation, but it does not hold user data. The platform uses blockchain for permissionless payment, as well as web3 infrastructure for local browser storage and end-to-end encryption.

Monero is an open-source, privacy-oriented cryptocurrency that was launched in 2014. Its blockchain is intentionally configured to be opaque, making transaction details such as the identity of senders and recipients and the amount of each transaction anonymous by disguising the addresses used by participants.

Manta Network is the multi-modular ecosystem for zero-knowledge (ZK) applications. Manta Atlantic, the fastest ZK L1 chain, brings programmable privacy to web3 through compliant on-chain privacy and identity. Manta Pacific, the unique L2 ecosystem for EVM-native ZK applications, provides a scalable and inexpensive gas-fee environment for ZK applications to deploy simply using Solidity. Together, Manta Atlantic and Manta Pacific deliver an unparalleled experience for the next generation of web3 application development and adoption with the applied usage of zero-knowledge cryptography.

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.

Start9 is a privacy solution based on the Bitcoin network that aim to natural human right and must be enforced by technology. Start9 design simple personal servers that run self-hosted, open source applications.

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.

Three Protocol(Jobs3) is a No-KYC ZKP Pseudoanonymity, Neural Network AI and Tri-Signature DAOs for crypto marketplaces, whose objective is to establish a network of autonomous marketplaces rooted in blockchain technology. These marketplaces aim to facilitate Product, service and Real World Asset financial inclusion for individuals lacking traditional banking facilities, to use the latest Neural Network Artificial intelligence technologies to increase marketplace procurement efficiency, to enable the utilization of cryptocurrencies for transactions and to instate equitable governance via a Decentralized Autonomous Organization (DAO). The first platform, Jobs3, is set to emerge as a decentralized contender to existing employment marketplaces such as Upwork and Fiverr. Central to this project is the $THREE governance token, Neural Network machine learning, and ZKP pseudo-anonymisation alongside smart contract technology, which together will enable secure escrow services, efficient procurement of marketplace products, services, real world assets, DAO-facilitated dispute resolution mechanisms, and seamless cryptocurrency purchase transactions.

Seismic is a blockchain encrypted at the protocol level with encrypted global state, memory access and data flow. Seismic's protocol ships as a set of sequencers that plug into any chain.

Super Protocol uses the latest blockchain and Trusted Execution Environment (TEE) developments to create a universal, decentralized protocol for distributed confidential computing. It offers an alternative to traditional cloud service providers in the Web3 space, and makes it possible for everyone to contribute to the development of innovative technologies for the future Internet. Super Protocol is built as a massive ecosystem of interoperable solutions and services, including computational resources, databases, web-services, ready-to-use applications, confidential data sources, and more.

Zecrey is a zk-rollup based Layer 2 privacy protocol that brings cross-chain support and privacy to digital assets. It supports users in managing, swapping, and bridging assets across multiple chains, all while ensuring that transactions remain private and protected from malicious arbitrageurs.

Aleo is a developer platform for building fully private, scalable, and cost-effective applications. It uses zero-knowledge cryptography to move smart contract execution off-chain, enabling a diverse range of decentralized applications that are both entirely private and can scale up to thousands of transactions per second.

PlatON is a next-generation Internet infrastructure protocol based on blockchain and supported by a privacy-preserving computation network. By combining blockchain and privacy-preserving computation technologies, PlatON is creating a decentralized and collaborative AI network and global brain to promote the democratization of AI and enable the safe development of artificial general intelligence.

Hinkal is a ZK-based solution that provides a private smart contract wallet experience, allowing users to participate in their favorite dApps directly from their private addresses without the need to withdraw assets for obfuscation. Hinkal enables privacy of transactions and assets across core DeFi apps and functions, including trading, farming, staking, and lending through the use of stealth addresses and with high degree of compliance.

Brave is a privacy-focused internet browser that aims to change the digital advertising relationship between customers and advertisers. BAT is the native token of the platform, which is used as a payment mechanism between advertisers, publishers, and users.

Namada is a proof-of-stake Layer 1 for interchain asset-agnostic privacy. It natively interoperates with fast-finality chains via IBC and with Ethereum via a trustless two-way bridge. For privacy, Namada deploys an upgraded version of the Multi-Asset Shielded Pool (MASP) circuit, which allows all assets to share a common shielded set. Namada is Anoma's first fractal instance and deploys Version 1 of the Anoma protocol.

The Oasis Network is a Layer 1, proof-of-stake, decentralized network designed to support the next generation of blockchain applications. It is incredibly versatile, agile, and customizable. Moreover, it supports confidential smart contracts, enabling sensitive data to be used by Dapps and unlocking new use cases and applications of blockchain technology.

Enclave Markets is a fully encrypted exchange (FEX). The platform is built entirely within a Secure Enclave, preventing any party, including the exchange operators, from reading order activity. It secures assets using a mechanism that eliminates the possibility of a single point of failure. Its first product, Enclave Cross, gives users access to an institutional-grade, fully confidential mid-match platform. This platform allows participants to trade blocks of digital assets at the given market price without market impact.

Nesa is the lightweight Layer-1 executing critical AI inference on queries that require a high degree of privacy, security, and trust using ZKML on-chain.

Multiple Network is a Web3 Privacy Acceleration solution for AI that provides privacy protection and data acceleration services based on P2P and SD-WAN technologies. By aggregating the bandwidth of distributed nodes, it offers anonymous communication and encrypted transmission services. Multiple Network provides higher bandwidth and lower latency, widely used in AI model invocation, search engine interactions, and the encryption and acceleration of large-scale sensitive data, enhancing the efficiency and security of AI model training and inference.

Privacy Pool is a protocol that enables anonymous transactions on Ether. It uses zero-knowledge proofs to segregate illicit funds, allowing users to prove compliance without revealing their identity.