NPM package to fetch the Solidity source for a contract deployed on any EVM chain

Supports:

• Sourcify
• Etherscan

npm install verified-solidity-source 

This package exports a single async function that accepts 2 parameters: contract address and chain id.

The first matching result is returned.

import verifiedSource from 'verified-solidity-source'; const sources = await verifiedSource('0x8644C2B4293923BF60c909171F089f4c5F75474c', 11155111); // { '<filename>': { content: '<solidity source>' }

• @nomicfoundation/hardhat-verify to go the other way and submit sources to block exporers

MIT