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WhatsABI

WhatsABI

ABI Tools

WhatsABI

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

Open-source

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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.

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Resources and Guides about ABI Tools

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What is the Solidity ABI (Application Binary Interface)?

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Introduction to Solidity Smart Contracts

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What is an ABI of a Smart Contract?

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