money-legos

Get ABIs, Addresses, and Solidity Interfaces to popular DeFi protocols

Now with Typescript-powered autocomplete!

money-legos is an NPM package that provides you with the mainnet addresses, ABIs, and Solidity interfaces for popular DeFi protocols.

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Protocols supported:

• AAVE
• Compound
• Curve Finance
• DappSys
• DyDx
• ERC20
• Idle V3
• Kyber.Network
• MakerDAO
• OneSplit
• UMA Protocol
• Uniswap v1
• Synthetix
• Balancer
• mStable
• Uniswap v2

Install

npm install @studydefi/money-legos

Usage

JavaScript

import { legos } from "@studydefi/money-legos";
// access ABIs and addresses legos.erc20.abi; legos.erc20.dai.address;
// of many popular DeFi protocols legos.uniswap.factory.abi; legos.uniswap.factory.address;
// import only the protocol you are interested in import uniswap from "@studydefi/money-legos/uniswap";
uniswap.factory.abi; uniswap.factory.address;

Solidity

pragma solidity ^0.5.0;
import "@studydefi/money-legos/onesplit/contracts/IOneSplit.sol";
import "@openzeppelin/contracts/token/ERC20/IERC20.sol";
contract OneSplitSwapper {     // Uniswap Mainnet factory address     address constant OneSplitAddress = 0xC586BeF4a0992C495Cf22e1aeEE4E446CECDee0E;
function _swap(address from, address to, uint256 amountWei) internal {         IERC20 fromIERC20 = IERC20(from);         IERC20 toIERC20 = IERC20(to);
(uint256 returnAmount, uint256[] memory distribution) = IOneSplit(             OneSplitAddress         ).getExpectedReturn(             fromIERC20,             toIERC20,             amountWei,             10,             0         );
IOneSplit(OneSplitAddress).swap(             fromIERC20,             toIERC20,             amountWei,             returnAmount,             distribution,             0         );     } }