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ABI Decoder

Decode raw ABI-encoded values into typed output.

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ABI Decoder

ABI decoder

TypesEncoded data (hex)

About this tool

Reverse of the encoder: paste ABI types and hex data to recover addresses, uints, and structs as JSON.

All computation happens locally in your browser. No inputs are sent to a server.

Related

Encode function calls into calldata.

Decode logs by topic and event signature.

Calldata Decoder

Break down transaction input data into function and args.

Deploy OpenZeppelin contracts, mint NFTs, encode calldata, snapshot holders, claim testnet faucets, and learn the stack — one non-custodial studio from classroom to mainnet.

Built by Ibrahim Wali

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