Ethereum Virtual Machine (EVM) Tools

A collection of tools for interacting with the EVM

Search for function selectors and event topics across the EVM ecosystem

Function Selectors

Function selectors are the first 4 bytes of the Keccak-256 hash of the function signature. They identify which function to execute in a smart contract.

Event Topics

Event topics are the Keccak-256 hash of the event signature. They are used to filter and identify events emitted by smart contracts.

Aggregate Sources

Aggregate multiple function and topic signature sources to provide a comprehensive experience for all kinds usage.

Transaction Analysis

Connect your wallet to automatically analyze your transaction history. We'll decode the function calls and events for better understanding.

Review Events

Review your events and see the events emitted by the smart contracts you interact with in your transactions.

Export Data

Export your transaction data to CSV for further analysis in your favorite spreadsheet software.