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React ABI Decoder Block

React ABI decoder block for Next.js with calldata parsing and parameter display using shadcn/ui and Tailwind CSS

Build a smart contract ABI decoder with React, Next.js, and TypeScript using shadcn/ui Badge, Button, and Textarea components styled with Tailwind CSS. Paste calldata or a transaction hash to decode the function name, selector, and input parameters with their types and values displayed in a clean tabular layout. Perfect for Web3 developer tools, transaction debugging interfaces, and smart contract audit dashboards.

React ABI Decoder Block preview

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Installation

Install
Pro block

Function Call

Execute smart contract functions

Contract Events

Monitor contract event logs

Smart Contract

Interact with smart contracts

Block Explorer

Browse blockchain data

Metadata Viewer

View token metadata details

Testnet Faucet

Get testnet tokens free

FAQ

Last updated on March 24, 2026

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