w3exchange

• 

  w3exchange-architecture

• 

  w3exchange-blockchain-heroku-frontend

• 

  w3exchange-chainlink-price-feed-smart-contract

• 

  w3exchange-nft-storage

• 

  w3exchange-ipfs-nft-storage-cid

• 

  w3exchange-polygon-mumbai-smart-contract

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  w3exchange-polygon-mumbai-wet-token

• 

  w3exchange-metamask-wallet

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  w3exchange-heroku-settings-environment-variables

• 

  w3exchange-smart-contracts-code-chainlink

Inspiration

wants to adapt marketplace platform on blockchain. The Chainlink Fall challenge is a good opportunity to showcase this requirement

What it does

It proposes a DEFI marketplace to automatize the exchanges between sellers and buyers, provides tokens to enhance loyalties. A User Interface is proposed for both sellers and buyers

How we built it

The marketplace has been developed with :

• Chainlink Data Feed and External API Call
• IPFS Storage aPI
• Polygon Mumbai Matic token
• Alchemy HDWallet Provider
• Truffle
• Remix IDE

The User Interface has been developed with React JS

All users will need a wallet on Metamask (preferably chrome extension)

Challenges we ran into

• Discovering Chainlink tools

Accomplishments that we're proud of

• MVP of the Blockchain marketplace
• Integration of Chainlink Price Feed and Smart Contracts in the web3 (React Frontend) application

What we learned

• Development with ChainLink and some sponsor partners :
  • IPFS/Filecoin
  • Polygon
  • Alchemy HDWallet Provider

What's next for w3exchange

• enhancing the MVP : UI,...
• add new functionalities such as reporting
• ...

Built With

• chainlink
• ipfs
• metamask
• polygon
• react
• remix
• solidity
• truffle
• vscode