Dapp Store Ethereum Solidity Tools Ethereum Signature Tools

4Byte

4Byte

Web3 30 NomineesEthereum Signature Tools

4Byte

Ethereum four-byte signature search by Snake Charmers.

Free

This link will take you to a third-party site not owned or operated by Alchemy.

What is 4Byte?

The 4byte database contains function signatures and mappings for event signatures, all offered free of license for search or scrapping. Developers can map bytes signatures results from searches back to their human-readable sources and versions There are currently +961,841 (and counting) signatures in the database.

Use web3's most scalable and reliable RPC nodes

Get your API key

Web3 dapps and developer tools related to 4Byte

Discover blockchain applications that are frequently used with 4Byte.

Library of strict TypeScript types applicable to ABIs & EIP712 typed data.

Block Explorers

Arbiscan is an Arbitrum blockchain explorer.

Python scripts to format Ethereum block data for extraction transformation and loading jobs.

Best Ethereum Signature Tools

Discover more web3 applications and developer tools.

Resources and Guides about Ethereum Signature Tools

Featured content card overlay

6 Solidity Smart Contract Security Best Practices

Featured content card overlay

What is the Solidity compiler?

Featured content card overlay

What is OpenZeppelin? Developer's Guide

4Byte Alternatives

Explore web3 competitors and apps like 4Byte.

Ethereum Signature Tools

Uses a local Keystore or hardware wallet to sign Ethereum transactions.

Ethereum Signature Tools

A signature database with source links. It crawls GitHub, Etherscan, and more sources

View all alternatives

Dapp store background image

Build blockchain magic

Alchemy combines the most powerful web3 developer products and tools with resources, community and legendary support.

Get your API key