Hello NFT World: OpenSea x Replit Hackathon Recap and Result Announcement

We are pleased to announce the winners of the Hello NFT World: OpenSea x Replit Hackathon! We received 73 NFT BUIDL submissions during the appilication period, and were blown away by the innovation and creativity displayed in the proposals. After careful consideration, the judges have selected 12 finalists to attend the MACI Quadratic Voting system and compete for a chance to win a share of the $25,000 prize pool, generously sponsored by Replit. Let’s meet these excellent BUIDL team.

Belly NFT

1st Place @Gaming and Metaverse

As content creators, Belly.io wanted to come up with a way to reward our loyal fans. As techies, we wanted to do something fun and creative for it. And since so much of our content in the past has had to do with food, a collectible, craftable NFT experience seemed like the perfect way to do all of that!

Mixverse

2nd Place @Gaming and Metaverse

MixVerse is A VR /AR Metaverse Open System of Web3.0. It consists of three core parts: VR/AR Fi with VR/AR devices; MixMeta, the first main Metaverse; and MixSteam, an eco-level distribution platform.

Battle Blockchain Arena

3rd Place @Gaming and Metaverse

Blockchain Battle Arena will be a cross-chain multiplayer battle game for NFTs. Any standard NFT on most Ethereum Virtual Machine compatible blockchains will be usable inside of the game. Your NFT characters will come to life as they don a mech suit and battle each other using a variety of weapons.

ShaadiOnChain

1st Place @Most Creative Top

Weddings in India are regarded to be an everlasting love relationship. ShaadiOnChain now allows you to record your love for the rest of your life.

Rental.io

2nd Place @Most Creative Top

rental.io which is a unique smart contract that will interact with blockchain technology to enable the leasing of NFTs without any ownership transfer. You may now rent your NFT to anyone in the world with confidence! For a year, a month, a week, a day, or even an hour. NFT ownership is always yours, and no one may ever res

My Graffiti Wall NFTs

3rd Place @Most Creative Top

My Graffiti Walls are non-static NFTs that can be graffitied (a limited number of times). Anyone can create their own by going to https://new-minter-tutorial.theohal.repl.co/.

Spamazon

1st Place @Most Hilarious

Spamazon gives NFTs a new purpose: payment for a purchase, on or off the blockchain. If your local food or furniture store has an appetite for risk, they can accept NFTs as payment or as collateral until payments are made using, all Spamazon.

Chickenverse

2nd Place @Most Hilarious

The Chickenverse is a collection of NFTs clucking around on the test Ethereum network. I've programmatically generated 1,000 chickens from a variety of rare traits and characteristics. By adopting a chicken, you'll be able to enter the Chickenverse through a browser and play with friends.

Let Me Mainsplain That

3rd Place @Most Hilarious

NFT-based card game. Makes fun of mansplaining. Cards are either Responses or Scenarios. All NFT data (svg and json) stored on chain. Deployed on Rinkeby testnet.

NEWFRENZ

Onboarding for All

NEWFRENZ is an interactive onboarding into web3 for beginners. The user is invited to navigate through different sections to learn key information about blockchain, NFT etc and complete a series of tasks (connect wallet, switch to testnet, use a faucet and finally minting an NFT).

Better Estimates

Onboarding for All

We (the team at BlockBrain) were amazed at how bad most NFT pricing applications out there were. Especially for new joiners to the NFT market, price setting can be highly opaque - what is my NFT actually worth? Is this price a good deal for the NFT? Is it worth paying extra for a higher-rarity NFT?

Mintships Alpha

Onboarding for All

Mintships enable the use of membership/ticket NFTs in physical spaces and allow sharing unlockable content possible and easy for all creators.