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ZkWhistle

Secure whistleblower identity manage tool using ZK for compliance to european directive and spanish Law

ETHGlobal Paris

ZkChat and Pay

Chat and pay to your friends family with ease and security using zkBob, World Coin, and video calling using Push Video

ETHGlobal Paris

ZAP (ZK Ad Platform)

ZAP is an innovative privacy-conscious ad-buying platform using users onchain history.

ETHGlobal Paris

ZkFundMe

ZkFundMe is a zero-knowledge based donation Platform for every use case. Everyone can upload their crisis and unfortunate events to ask for help from the decentralized community

ETHGlobal Paris

zkPaymaster

Introducing zkPaymaster: A Revolutionary Account Abstraction Paymaster utilising Sismo zero knowledge proofs to conditionally sponsor transactions for users.

ETHGlobal Paris

zklottery

zkLottery is a multi-chains decentralized platform for lotteries. It ensures anonymity and eligibility verification using zk's semaphore. Chainlink oracles and Chainlink VRF are integrated for added security.

ETHGlobal Paris

ZK-Werewolf

A game where zkp is used to implement the werewolf social game on-chain, with AI players integrated with chatgpt

ETHGlobal Waterloo

ZK-Vote

Welcome to ZK-Vote, a privacy-preserving and trusted voting platform built on World ID.

ETHGlobal Waterloo

zkare

zKare is a decentralized, zero knowledge based healthcare data distribution platform leveraging EAS and the convenience of digital wallets to keep patient data in the hands of the patients while enabling researchers to access data.

ETHGlobal Waterloo

ZKHack

Our project tackles the problem of plagiarism in hackathons by leveraging AI to analyze project descriptions and identify unique keywords.

HackFS 2023

ZkTurk

Distributed datasets labeling with strong identity verification

ETHGlobal Lisbon

Kinetex Flash (zk)

The Future of Cross-Chain Based on Zero-Knowledge Proofs. Peer-to-peer trading platform with instant order confirmation and low gas costs. Move liquidity safely and quickly with professional market makers.

ETHGlobal Lisbon

Galaxy Throne Warfare + ZK NFT Bridge

We've built a trustless #ERC721 open access #NFT bridge connecting L1 #Ethereum to L2 #Taiko & #Polygon zkEVM!🌉 Also, introducing a fully on-chain turn-based strategy game on Taiko, Polygon zkEVM & Gnosis🎮. Plus, an easier zkEVM merkle proof backend!💻 #blockchain #innovation🚀

ETHGlobal Tokyo

ZK Governance

Zero Knowledge verification for governance participants that allows voting with anonymity.

ETHGlobal Tokyo

ZK Vendor Credentialing

A Zero Knowledge app for Vendor Credentialing in Healthcare powered by MINA Protocol and zk-SNARKs.

ETHGlobal Tokyo

EthTokyoZKProject

our project belongs to zero knowledge by using semaphore zk-protocol

ETHGlobal Tokyo

ZKVoiceKey

ZKVoiceKey is a protocol that allows users to recover their private keys using only their voice; by using Fuzzy Commit and ZKP, authentication is possible through a fuzzy match of voice without storing voice information directly on the blockchain.

ETHGlobal Tokyo

ZKChat&Pay

Decentralised ZK messaging with Defi Features X Fund the best Public Good Projects with Zk.

ETHGlobal Tokyo

ZKredentials

ZKredentials: Decentralized, trustless resume verification for anon devs. Powered by zk-SNARKs, Ethereum & IPFS. Showcase skills, maintain privacy, & prove expertise in a secure ecosystem. Join our mission to revolutionize talent discovery & validation!

ETHGlobal Tokyo

zkBadge

Onboarding user's off-chain/on-chain reputations to web3 world by granting SBTs (Soul Bound Tokens) after on-chain zero-knowledge proof verification based on DIDs.

ETHGlobal Tokyo

Zk3 Alpha

Create and Embed zkProofs into Lens posts, use the proofs to moderate the govern interactions with your content.

ETHGlobal Tokyo
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ZKAFI

A zero-knowledge Real World Asset (RWA) lending protocol. Use Credentials and private collaterals to borrow money in web3 world.

ETHGlobal Tokyo
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zkBookReview

We address the issues of existing book e-commerce and review sites by saving reviews on blockchain to prevent censorship and using zero-knowledge proofs to identify reviews written by those who have read the book.

ETHGlobal Tokyo
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Recursive ZK State Channels

A Lightning Network (state channels) built using recursive ZK-Snark Proofs

ETHGlobal Tokyo
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ZKfightsAI

ZKP_FIGHT_AI is a project designed to help users distinguish genuine human-created digital content from AI-generated fakes. We use a novel zero-knowledge proof signing method to do this.

ETHGlobal Tokyo
zkMoku banner

zkMoku

Secret White List app using Zero Knowledge Set Membership. We prove only belonging

ETHGlobal Tokyo
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ZKAudit

We built a way to audit machine learning models with ZK proofs -- it could also be used to build on-chain data marketplaces!

Scaling Ethereum 2023
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zKpk

ZK friendly pre-compiles for op-stack chains by applying a minimal diff to op-geth

Scaling Ethereum 2023
zkExchange banner

zkExchange

An 3rd party accounting software that scrapes data through csv balance sheets and proves assets, liabilities and ongoing debts without revealing any data at all to the verifier, using zero-knowledge

Scaling Ethereum 2023
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zk proof of evm execution

Using zkevm circuits, this allows to prove knowledge of calldata that solves some challange on Ethereum blockchain.

Scaling Ethereum 2023
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zkConfidentialBridge

A general bridging solution using zkps to provide confidentiality and proof of burning / minting

Scaling Ethereum 2023
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ZKaptcha

A cloudflare for web3. This is a captcha service that verifies challenges on the smart contract level to prevent spam and bots for hurting NFTs, exchanges, and games.

Scaling Ethereum 2023
The ZK Powerball bannerprize

The ZK Powerball

The ZK Powerball is a scalable, secure, lottery game platform that offers Powerball and scratch off inspired lotteries.

Scaling Ethereum 2023