BorrowFi

Aggregator for finding the best borrowing rate

• Gas optimzed AaveV3 wrapper buit with Huff
• BorrowFi Aggregator for single entry point to all lending protocols
• New ERC standard for borrowing

Pitch

Requirements

• Node.js >= 15
• yarn and npm >= 7
• foundry

Quick Start

Install dependencies

yarn
cd contracts && forge install
# If `forge install` doesn't work correctly, try the following command for each .gitmodules in contracts directory.
# e.g forge install https://github.com/openzeppelin/openzeppelin-contracts

Each package has its own README. See the following links for more details.

Build Solidity contracts

Development

yarn build  # build all packages
yarn build:contracts  # build contracts
yarn build:ts  # build typescript packages
yarn test   # run all tests
yarn lint:check   # run all linters
yarn lint:fix   # run all linters

Chains we deployed our BorrowFi Aggregator contract

For all deployments, we used an address "0x777708eD0dA60151731363f36C14218005Bce4d1" to submit transactions.

Polygon

• BorrowFiAggregator
  • https://mumbai.polygonscan.com/address/0x5ef22a113f88b05038021b248f12944acea06c02
  • https://twitter.com/_cotoneum_/status/1647358425842737153?s=20
• AaveV3Market (borrowing wrapper for AaveV3)
  • https://mumbai.polygonscan.com/address/0x8A0f53461463c535Ce666f16596e9470069678C5
  • https://twitter.com/_cotoneum_/status/1647381381608099840?s=20
• MockLendingProtocol (borrowing wrapper for MockERC20)
  • https://mumbai.polygonscan.com/address/0x13Bd7d095212bcfDC0F719840F7Cc26eA7F40CcB
  • https://twitter.com/_cotoneum_/status/1647381876858814467?s=20

Scroll

• BorrowFiAggregator
  • https://blockscout.scroll.io/address/0x5EF22a113F88B05038021b248F12944ACeA06c02
• AaveV3Market (borrowing wrapper for AaveV3)
  • https://blockscout.scroll.io/address/0x8A0f53461463c535Ce666f16596e9470069678C5
• MockLendingProtocol (borrowing wrapper for MockERC20)
  • https://blockscout.scroll.io/address/0x13Bd7d095212bcfDC0F719840F7Cc26eA7F40CcB

Celo-alfajores

• BorrowFiAggregator
  • https://alfajores.celoscan.io/address/0x5ef22a113f88b05038021b248f12944acea06c02
• AaveV3Market (borrowing wrapper for AaveV3)
  • https://alfajores.celoscan.io/address/0x8A0f53461463c535Ce666f16596e9470069678C5
• MockLendingProtocol (borrowing wrapper for MockERC20)
  • https://alfajores.celoscan.io/address/0x13Bd7d095212bcfDC0F719840F7Cc26eA7F40CcB

Ethereum Goerli

• BorrowFiAggregator
  • https://goerli.etherscan.io/address/0x6cc8e62c62b5c534f65c3d026051caa84bbc112f
• AaveV3Market (borrowing wrapper for AaveV3)
  • https://goerli.etherscan.io/address/0x95b1b526fdd7851cfa836602b1c621ebf77bccf9
• MockLendingProtocol (borrowing wrapper for MockERC20)
  • https://goerli.etherscan.io/address/0xB0Bb7349DFb84c5749787678cc5253B33CaF91a7