WhatsABI

What is WhatsABI

A web app for guessing ABIs from an address via 4-byte JUMPI instructions.

What is WhatsABI?

Created by Google and Infura alumni Andrey Petrov, WhatsABI figures out the ABI of a Solidity smart contract, regardless of it being unregistered. Developers can query events, interfaces, selectors, and database loaders from just the Ethereum smart contract address.

WhatsABI Alternatives:

EVM Hound
EVM Hound

A minimalistic open source Rust library to extract all potential function selectors from EVM bytecode