Blockchain Tools Hub
All-in-one EVM utilities and onchain dev tools
Available Tools
✓
EVM UtilitiesChecksum Address Generator
Convert addresses to EIP-55 checksum format
✓
EVM UtilitiesAddress Validator
Validate Ethereum addresses fast
#
Hash ToolsKeccak256 Hasher
Generate Solidity-compatible keccak256 hash
↔
ConvertersHex ↔ Text Converter
Decode/encode UTF-8 text and hexadecimal
⟷
ConvertersWei ↔ Gwei ↔ ETH Converter
Convert Ethereum units: Wei, Gwei, ETH
{}
Solidity ToolsABI Encoder & Decoder
Encode/decode Solidity ABI data
#
Solidity ToolsEvent Topic Generator
Generate Ethereum event topic0 from Solidity event signatures
#
Solidity ToolsFunction Selector Generator
Generate 4-byte function selector from Solidity functions
↔
ConvertersHex ↔ Decimal / Uint256 Converter
Convert hex ↔ decimal uint256 values