Reppo is a risk & reputation modelling network for DePINs. Reppo models bridge the gap between verifiability and reliability in the Web3 ecosystem to help users assess systemic risks.

Noox is a Web3 reputation platform that enables users to mint badges based on on-chain actions. These badges are Soulbound NFTs, which cannot be transferred. This allows users to have unique identifiers that may be used as their on-chain identity, unlocking new opportunities. The vision of Noox is to create a protocol that allows anyone to program rules into a badge standard (e.g. number of transactions, volume of transactions, value of transactions, type of action), and allow others to claim them if they meet the eligibility criteria.

Tenbin is a decentralized social reputation map operates as a permissionless and censorship-resistant public good, ensuring no single entity can control how society measures trust and reputation. The underlying mathematical principles extend well beyond reputation measurement, enabling thoughtful evaluation of any opposing binary preferences, and are also resilient against major currency crises.

Rep3 helps communities manage members and their contributions through on-chain credentials. By receiving badges, contributors build their on-chain reputation, which makes possible a world of cheaper loans (through reputation staking), fairer voting (through correlation scores), deeper connections (by activating communities at varied intersections), and much more.

Ideamarket is an on-chain social network where users can make short text posts and rate each other's posts on a scale of 1-100 to express their agreement or disagreement. On-chain ratings create a public record of personal opinion, so that as new information emerges, everyone can see whose opinions were useful and whose were not.

GiveRep provides a social reputation layer for crypto users. It tracks user engagement and builds reputation on X/Twitter. Engagement scores are based on the number of views, likes, retweets and comments on a user's tweets.

Shards Protocol is building Aura, the recognition layer of Web3. It captures users' on-chain behavior and transforms it into visible, verifiable reputation, and rewards them for it. By redefining InfoFi, Aura converts transaction history into cash and credibility, leveling the playing field for silent contributors.

MonadScore is an AI-powered decentralized reputation system built on the Monad blockchain. It evaluates on-chain activity, smart contract interactions, and node participation to generate real-time reputation scores for individuals and projects. These scores enable fair and transparent assessments for airdrops, governance, and ecosystem incentives, ensuring that active contributors are recognized and rewarded.

AID:Tech is building on-chain reputation and rewards systems for Web3, with a focus on real-world use cases. It enables people to build a reputation score that is linked to their on-chain reputation. Its Proof-of-Reputation protocol rewards people for their time and contributions in both the physical and digital worlds.

Ethos is a decentralized social (DeSo) application bringing reputation and credibility on-chain. It allows users to stake their Ethereum in other people so crypto participants understand who they can trust in web3. Ethos team went ahead and launched Ethos markets, allowing users to bet on user credibility, sort of similar to prediction markets.

Decert.me is a Web3 education and certification platform incubated by the @UpchainDAO. The platform combines AI and blockchain to help developers better learn and build their own on-chain credit history.

UniRep is a zero-knowledge protocol that securely manages user data through anonymous identifiers, enabling trustless interactions and enhanced user privacy in applications. UniRep expands the notion of reputation to include various user data aspects, such as preferences, activity, alignments, and ownership.

HashKey DID is a decentralized Web 3.0 identifier with storage features, underpinned by NFT and smart contract-based privacy-preserving technology.

FairScale is a Web3 anti-Syrianism trust layer. By combining on-chain behavior, social signals, and community evaluations, FairScale generates a trusted and authoritative rating system, providing accurate and impartial insights to support the future development of the ecosystem.

lvl is an on-chain reputation and skills web3 resume that highlights all of your contributions across communities, DAOs, and metaverses. Anyone can mint a lvl NFT, and any community can connect their existing tools, membership NFT(s), and data sources to the lvl rollup API. Community managers can customize how their data from different sources (e.g. SourceCred, Coordinape, Discord, Twitter, Figma, Github, etc.) is weighted and combine sources into unique "skill" values.

Reputation DAO is dedicated to becoming the reputation layer for the open blockchain economy. Existing credit and reputation systems are held in black boxes, but Reputation DAO breaks them open by providing transparently governed systems and key trust indicators for oracles, actors, and contracts on open blockchains. It connects smart contracts with off-chain identity and financial data through the Chainlink network, unlocking infinite potential for smart contract applications. By allowing users to assess the reliability of smart contract data feeds, Reputation DAO enables secure and confident interactions within the DeFi economy.

Light is a decentralized web3 reputation protocol, allowing users to build their social status and earn rewards for their on-chain activity and credentials. It enables users to curate, discover, and explore meaningful interactions on the metaverse in ways that were not previously possible.

MetaJam is building a Web3 BUIDL network where people can discover cool Web3 products/dapps and build disruptive Web3 projects with the Proof of BUIDL Protocol. As an individual, you can build your Web3 resume through verified quests, verify skills and build a track record, apply for Web3 jobs within the network, and contribute to Web3 projects to earn reputation credits and token incentives. As a team, you can showcase your project to the community, hire talents using Web3 resumes and scouts, and raise funds for your project.

EtherScore is a decentralized, on-chain reputation system for users and dApps on blockchains. It certifies the on-chain reputations of Ethereum users based on their previous actions (transaction history). User activity is represented by NFTs, which reflect the concept of collectible badges. Anyone can issue badges to identify and target specific users based on one or more minting conditions (e.g. "having done 10 swaps on Uniswap") without coding.

Kudo Money is an identity passport for Metaverse and Web3, where good citizens are rewarded for good on-chain behavior. The higher the on-chain reputation, the more access to borrowing, airdrop, and farming opportunities.

Metavisa is a Web 3.0 credit score protocol that empowers users to create and display a 100% secure, certified on-chain identity record. This delivers opportunities for whitelisting Web3 projects, increased cryptocurrency loan rates, and new levels of trust and transparency to Web3. The Metavisa credit score system will award users with ranked badges based on their on-chain identity. Those with higher MCSs will be rewarded with higher-ranking badges, unlocking privileges and rewards from partners and DApps.

Immutable Ratings is a blockchain-based platform engineered to anchor public sentiment to the web in a way that's permanent, decentralized, and transparent. Immutable Ratings enables users to leave lasting opinions tied directly to any supported URL. Whether it's a social profile, a post, a public figure, or a brand presence online, the rating becomes an indelible mark recorded onchain.

Something introduces verified badges in Solana to give users their own identity and bring true credibility to the field.

OpenRank is a decentralized ranking and reputation protocol. It enables a verifiable reputation compute layer for the open web that unlocks a broad range of useful applications, including those that resist cryptographic or game-theoretic mechanisms of trust. Using OpenRank, developers can create ranking, recommendation and sybil-resistance systems for their applications and protocols. Developers can also power search and discovery for marketplaces and consumer applications.

Radius is a decentralized network that connects independent workers and teams to the best projects in web3. It is building decentralized reputation systems, skills attestation protocols, and a user-owned and value accretive economy. In accordance with its mission, it will also build educational curricula and programs to help train Radius workers and onboard them successfully into web3 work opportunities.

Lingose aims to establish a game ID system based on blockchain data.Provide qualification certificates by capturing the users behavior on the chain. Every step and achievement in the chain game will be the users` own value embodiment and thus to better build their own Web3 indentity brand. Lingose builds the user’s resume on the chain by setting up ID system, user behavior capture system, EXP, POP system and reputation system. Let every user`s action become quantifiable value and return the benefits that belong to the players back to the players themselves.

Okapi aims to empower the crypto community by providing an accessible and trustworthy platform for sharing and discovering insights about decentralized entities. It prioritises reviews from users who had hands-on experiences, and deploy sophisticated algorithms to detect and prevent fake reviews.

Nomis is an infrastructure for web3 wallet qualifer and credentials protocol that helps founders and developers build better products, communities, and experiences. It is built on an open and collaborative infrastructure and provides personal rate calculated and balanced based on wallets’ on-chain data. It aims to build a protocol which will use math and an AI-based prediction model to enable users with a positive on-chain credit score to take out crypto loans with less collateral.

The Rift (now known as HyperXP) is a gaming identity protocol that enables Web3 project developers to easily implement an on-chain, trustless, decentralized XP system. This system recognizes and rewards user activity and engagement, ranging from gameplay to active governance to community participation. The Rift originated as the XP system for the Lootverse, but has since evolved beyond that, first to CC0 projects and then to the general Web3 gaming ecosystem.

Character Protocol is a Web3 security and privacy protocol that defines a secure generation and usage method based on Zero-Knowledge Proofs, and uses this as a credible and reliable on-chain user profile for each Web3 user.