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.

Karma is a modular funding and impact platform that helps users showcase their work, attract funding, and build onchain reputation. Users can share progress, complete milestones, and receive endorsements that boost their credibility across ecosystems.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

Mande Network is an open on-chain reputation layer on Web3 to record credit scores, ratings, activities, reputation, and digital identity accomplishments.

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.

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.

DeQuest is a Learn-to-Play-to-Earn (L2P2E) certified platform, with the goal of building a reputation layer for the entire Metaverse. It is the first platform of its kind for Metaverse users who want to understand game economics, gameplay mechanics, tokenomics, and read in-depth research analyses of Play-to-Earn games. It serves as a bridge, enabling users to easily track their knowledge and skill levels across Metaverse ecosystems, as well as their ability to carry out jobs in the Web3 world.

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

Goat.Tech is Decentralized Reputation Layer with Restaking Yield that evolves over 2 phases (a Dapp and an ETH L2): Phase 1 (Goat Dapp): First Gamified Onchain Reputation Protocol with Native Yield is a social-financial game where users stake ETH to increase each other’s reputation (Trust Score), earn rewards, and find out who is the GOAT (highest Trust Score). Phase 2 (Goat L2): First Restaked L2 for Onchain Reputation is the only L2 built on a unique combination of components that natively restake deposited ETH to earn user not just ETH staking yield but also extra restaking rewards.

Mazury is a web3 professional reputation platform that enables users to earn, display, and utilize web3 credentials to access exclusive job and career growth opportunities. On Mazury, users can showcase their contributions to various projects to secure jobs at the most innovative startups and DAOs. The platform features a competence-based reputation system that provides an on-chain mechanism for builders and talent to come together and collaborate.

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.

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.

RociFi is a decentralized credit economy with non-transferable, blockchain-native credit scores designed to facilitate zero- and under-collateralized lending. At its core, the protocol leverages on-chain data, machine learning, and loan risk management to effectively and profitably facilitate under-collateralized loans through the blockchain. This innovative approach seeks to bring in a new wave of capital efficiency and revenue growth in DeFi lending.

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.

GitPOAP is a contributor recognition platform that integrates POAP issuance into GitHub, bridging the space between existing off-chain contribution platforms such as GitHub and the on-chain world of DAOs & decentralized identity. It provides software projects - and eventually many more types of organizations - with a novel way of recognizing and nurturing their communities. Contributors can also showcase a socially-sourced, immutable record of their work, build networks, and develop a Web3 representation of their identity. GitPOAP will use this foundation to power an ecosystem of reputation-based applications.

Orange Protocol is a decentralized reputation protocol that provides a way to establish trust and credibility in web3 and beyond. Its reputation system utilizes feedback and ratings to track the behavior and track records of users, providing a reliable way to verify identity, reputation, and trustworthiness.

Cred Protocol is a decentralized credit scoring protocol that makes decentralized finance more accessible to the world. Anyone with an internet connection and a good financial reputation can gain access to loans. It uses machine learning to assess time-based account attributes and analyze a user's past transaction behavior, generating a health factor score that predicts the likelihood of future liquidation for a single address.

True Network is an on-chain reputation system that enables dApps to issue verified records known as attestations. Algorithms written in TypeScript process the attestations, which are executed as WebAssembly (wasm) modules to compute user reputation scores.

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.