Humanity Protocol is a sybil-resistance network of blockchains that will onboard the first billion humans. Humanity Protocol provides developers with unique-human authentication mechanisms, and users complete ownership over data and identity. Humanity Protocol is the human layer for Web3. This protocol uses cutting-edge palm recognition technology, as a less invasive identity verification alternative to methods like iris scans, and is easily accessible through smartphones, to establish Proof of Humanity in Web3 applications.

PolyFlow is an AI-driven modular protocol for crypto-asset operations. PID (Web3 Payment ID) is a decentralized identity solution built through zero-knowledge proofs for decentralized identity authentication. Combined with modular design and A.I. focused data structure, its goal is to ensure partners a secure, safe, cost effective, and compliance friendly infrastructure to take full advantage of PayFi and asset operations.

Firefly is a all in one social app for mobile phones. Combining elements of Web2 and Web3, it uses DIDs to create a seamless, secure, and diverse social experience. Users can access and interact with social content from both Web2 and Web3 platforms, such as a portal to the Lens Universe and a portal to the Farcaster Universe. The project was developed by Mask Network.

The InterLink Network is a decentralized infrastructure designed to support a global Human Network. Using face scanning and liveness detection, users verify their identity without exposing personal data, and become Human Nodes that help secure and maintain the integrity of the Human Network. Unlike traditional blockchains where wallets are anonymous and easily replicated, InterLink binds each identity to a real human — enabling sybil resistance, fair coordination, and trust-based applications across Web3.

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.

Galxe is a decentralized super app and onchain distribution platform. Through its robust infrastructure and product suite of modular AI, digital identity, and blockchain solutions — Quest, Passport, Score, Compass, and Alva — Galxe supports the development of advanced, user-friendly applications with an emphasis on web3 exploration and self-sovereign digital identity management. G is the native token on Gravity and the utility token for both Gravity and the Galxe ecosystem.

The idOS, AKA Identity Operating System, is an open-source, composable and interoperable solution designed to serve as the identity layer of web3. Built on the principles of chain-agnosticism, compliance, self-sovereignty and decentralization, the idOS empowers users to own, manage, and securely store their identity data.

Intuition provides decentralized infrastructure, developer tools, and applications enabling the creation of an open, flexible knowledge graph enhancing the quality and availability of social knowledge. Intuition lets users create attestations about any subject, storing the information in such a way that it's easily navigable, queryable, and leveraged by other applications. Intuition's protocol and middleware allow developers to easily integrate the company's attestations and knowledge graph into their own applications.

PoP Planet (PoPP) is a decentralized application (DApp). Users can create unique digital identities through the platform. And use these identities to manage on the blockchain to ensure security and transparency. In addition, the platform also uses AI technology enhancements to improve the user experience.

Based on the modular multi-dimensional fusion blockchain underlying technology—ME (Meta Earth) Network with high performance and unlimited scalability, Meta Earth supports the high-concurrency big data processing needs of traditional industrial applications. And through encrypted DID (Decentralized Identifier) system—ME ID & ME Pass which can effectively protect user privacy data.

SPACE ID is building a universal name service network with a one-stop identity platform to discover, register, trade, and manage web3 domains. It also includes a Web3 Name SDK and API for developers across blockchains, providing a multi-chain name service for everyone to easily build and create a web3 identity.

The Ethereum Name Service (ENS) is a distributed, open, and extensible naming system based on the Ethereum blockchain. Its purpose is to map human-readable names like 'alice.eth' to machine-readable identifiers such as Ethereum addresses, other cryptocurrency addresses, content hashes, and metadata. ENS also supports 'reverse resolution', enabling Ethereum addresses to be associated with metadata such as canonical names or interface descriptions. ENS has similar objectives to DNS, the Internet's Domain Name Service, but has a significantly different architecture due to the capabilities and constraints provided by the Ethereum blockchain. Like DNS, ENS operates on a system of dot-separated hierarchical names called domains, with the owner of a domain having full control over subdomains.

IOPn is a global technology company based out of the UAE, powering frameworks for movement, identity, opportunity and ownership in the digital age. The IOPn ecosystem runs on OPN Chain, our purpose-built next-generation Layer 1 blockchain infrastructure. Blazing fast, secure and scalable, OPN Chain is a network that is uniquely designed to support both digital and physical applications at scale.

Heima Network is a Layer 1 blockchain designed to achieve multi-chain and cross-chain interoperability. Heima is developed from the Litentry network and integrates core modules such as identity management, security, and privacy. Building on these foundations, Heima introduces an intent-based execution system, enabling frictionless cross-chain transactions across major ecosystems like Ethereum, Solana, and Polkadot.

Glyph Network is a chain-agnostic, zero-knowledge proof (ZK)-based identity verification protocol designed to provide a private, verifiable cross-chain identity layer for the Web3 ecosystem.

Clique is building identity oracles that connect web2 user behavior data with web3 applications. It leverages advanced cryptographic tech like ZKP, TEE, and MPC to develop modular solutions with customizable privacy assumptions. Its main products are designed to help protocols, creators, and brands identify high-value users/fans, perform Sybil-resistant checks and distribute incentives accordingly.

Established in 2021, d.id is a pioneer in decentralized identity (DID) systems. The company provides an array of DID-based solutions aimed at promoting community building and digital identity. Their product lineup includes .bit, a barrier-free DID issuance platform for communities and also a DID system for individuals; Voty, the first DID-based community governance system; SoulFrag, the first DID-based reputation management system; and d.id Profile, a DID-based profile for users to showcase milestones and accomplishments. With about 280,000 registered accounts and integration with more than 140 wallets and dApps, d.id is committed to building a trusted and inclusive DID ecosystem.

Memory is creating a platform for a world where users' digital identities can move freely across the Internet. Users' followers, content, favorite music-everything they create and interact with online-should move with ease.

Starknet.id is an identity and naming service for Starknet. Users can mint a Starknet identity for free and connect it to their Twitter, Discord, or GitHub account.

D3 is a next-generation domains company building interoperable web2<>web3 domain names. Its goal is to empower and offer secure, decentralized identities, with domain names at the forefront.

PLANET uses the blockchain to address pressing social and sustainability challenges, support the UN SDGs and create a more transparent and sustainable future. PLANET is using the power of celebrity and fandom to mobilize the world to address global challenges, with the world’s biggest celebrities backing sustainability projects dear to them through the platform. PLANET wants to move the sustainability space from short-term funding to viable long-term revenue streams that can power campaigns for a better future.

XBorg is the data and credential network powering the next generation of gaming. It empowers gamers to create their gaming digital identity through a credential network and paves the way for a new generation of enhanced gaming applications and use cases.

SNS is the user identity infrastructure layer on Solana. The .sol domain name can be used as your payment method, web3 username, and on-chain identity.SNS is building a composable and interactive web3 identity to help anyone anywhere connect to each other with an intuitive and user-friendly omni-chain experience.

ORB is the first token to use Worldcoin’s Proof of Human technology for distribution. Every human can perform a one-time claim to receive 1,000 ORB.

Webmi builds game ID through smart contracts, captures the user’s on-chain data based on blockchain technology, authenticates user assets and provides certificates, gives more value to the assets of web3 users. Webmi builds the users’ resumes on the blockchain by setting up ID system, user behavior capture mechanisms, EXP, and the reputation system.

Lifeform is a decentralized visual digital identity (DID) solution provider. Its core technologies include: hyper-realistic 3D avatar creation tools; visual DID protocols; secure and innovative contract solutions; decentralized identity systems for Web3 avatars; metaverse engine software development kits (SDKs).

Metadium is an ecosystem built on a public identity blockchain, aiming to create a free world through self-sovereign identity.

PolyFlow is a decentralized, modular, AI-focused infrastructure for crypto asset operations in PayFi. PID (Web3 Payment ID) is a decentralized identity verification solution constructed using zero-knowledge proofs.

Humanode is a crypto-biometric network where one human equals one node, providing Sybil resistance and innovative governance models to the crypto industry through biometric technology. Humanode aims to make node creation simple and enable any human to privately verify their unique existence in any digital service.

Tuum is a software engineering company dedicated to building decentralized identities that benefit all of humanity. Its definition is derived from the Latin "yours". Tuum weaves decentralized identity into a new web application layer, empowering developers to build while maintaining the integrity of the image.