Original title: "A review of 10 ETHGlobal Singapore hackathon finals"

Original author: Azuma, Odaily Planet Daily

On September 22, the ETHGlobal Singapore theme hackathon, one of the most popular peripheral activities of TOKEN 2049, officially ended.

This hackathon finally selected 10 finalists, covering C-end consumption, DAO, NFT, DeFi, FHE and other fields. These projects will share the $325,000 prize provided by ETHGlobal, Ethereum Foundation, Worldcoin, Uniswap, Metamask, LayerZero and other 31 projects.

Next, Odaily Planet Daily will take you to learn about these 10 shortlisted projects.

Clarity

Award homepage: https://ethglobal.com/showcase/clarity-c2us8

Keywords: On-chain version of "Dianping"

Introduction: Clarity can be understood as an on-chain version of "Dianping". The project aims to solve the problem of increasingly rampant fake reviews with verifiable payment and review records.

Clarity mentioned that it is estimated that up to 42% of reviews on major platforms such as Amazon may be fake, causing more than $152 billion in losses to global companies each year. Clarity aims to verify payments and reviews through Sign Protocol, thereby solving the trust problem between consumers and merchants. For high-quality users who give real reviews, Clarity can also provide incentives through tokens.

Memora

Award homepage: https://ethglobal.com/showcase/memora-77hf8

Keywords: NFT, smart contract automatic trigger

Introduction: Memora enables users to securely manage and save their digital assets or content through "time capsules" in the form of NFTs. Users can link various digital accounts (social media, wallet addresses, emails, cloud storage) and set specific conditions for transferring, saving or terminating access rights based on life events such as death, marriage, or even job changes (owners can unlock them in advance). With the help of AI monitoring agents, Memora can continuously track account activities and trigger automatic actions when predefined events occur.

Fill Me Up

Award homepage: https://ethglobal.com/showcase/fill-me-up-9u13c

Keywords: gas

Introduction: Fill Me Up is a small tool for gas management. Through this project, users can pre-approve a sum of money on a chain, and then when the user's address faces insufficient gas balance on any chain, the funds will be automatically transferred and fill the balance. With Fill Me Up, users only need to reserve a sum of money to maintain enough gas on all chains, eliminating the trouble of manual replenishment.

Angpao Money

Award homepage: https://ethglobal.com/showcase/angpao-money-1mn7c

Keywords: Payment

Introduction: Angpao Money aims to simplify the way ordinary users send and receive crypto assets. Using so-called magic links, Angpao Money hopes to achieve the transfer of crypto assets without App and gas, and make the transfer of crypto assets as simple as sending and receiving red envelopes.

Geist

Award homepage: https://ethglobal.com/showcase/geist-x3fur

Keywords: DAO

Introduction: Geist is a decentralized website builder designed for DAOs (decentralized autonomous organizations) that supports trustless zero-knowledge proof deployment, private previews, and anti-collusion voting. Geist was originally built to support decentralized website development (DAWs), allowing DAOs to achieve large-scale collaboration by eliminating trust assumptions in development and deployment.

Hanseek

Award homepage: https://ethglobal.com/showcase/hanseek-brfdz

Keywords: On-chain short video version of "Dianping"

Introduction: Hanseek is a blockchain-based video review platform. Reviewers must be verified through World ID to ensure that only real people can post reviews; reviews are stored on the Flow blockchain to ensure transparency and prevent tampering; the Dynamic function simplifies the wallet creation process, allowing users to register with social accounts and automatically generate Flow wallets, thereby eliminating the platform entry threshold.

Through Hanseek, users can browse short videos, various trusted reviews, and book restaurants directly.

fheProxies

Award homepage: https://ethglobal.com/showcase/fheproxies-vwsiy

Keywords: Privacy VPN, Fully Homomorphic Encryption (FHE)

Introduction: fheProxies is a decentralized Proxy as a Service (PaaS) that enables anonymous web browsing through nodes of global operators. By introducing fully homomorphic encryption (FHE), fheProxies ensures that only customers who make on-chain payments through the Fhenix network can securely access node details.

Squidl

Award homepage: https://ethglobal.com/showcase/squidl-psquk

Keywords: Privacy, Payment

Introduction: Squidl is a platform designed to give individuals and businesses full control over their payments and financial transactions. By using stealth addresses, Squidl ensures that every transaction is private and untraceable. With a custom static payment link that can be used as an ENS address, users can easily receive payments in cryptocurrency or fiat currency without exposing their identity or financial data.

Squidl supports multiple blockchain networks, including Ethereum, BSC, Morph, Linea, and Flow EVM, enabling users to accept a wide range of payment options. In addition, credit card payments performed through Squidl are converted to USDC and bridged to BSC, ensuring the convenience and privacy of transactions. Squidl supports bridging funds to the Oasis Sapphire privacy network, making transactions technically completely untraceable, adding additional security.

Nifi

Award homepage: https://ethglobal.com/showcase/nifi-o3uf2

Keywords: DID, WiFi

Introduction: Nifi is the first WiFi security login portal built on Web3. Nifi aims to enable token-based WiFi login authentication solutions through a customized login portal that can use NFTs or tokens as access credentials to achieve secure WiFi login.

Marina Royale

Award homepage: https://ethglobal.com/showcase/nifi-o3uf2

Keywords: DeFi

Introduction: Marina Royale uses the hooks function of Uniswap V4 to optimize the mobile experience through Telegram and realizes the lottery function without paying gas. Users can create lottery pools with built-in referral functions and liquidity incentives.

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