web3j is a lightweight Java library for integrating with clients (nodes) on the Ethereum network.
- Core features:
- Interaction with Ethereum clients over JSON-RPC via Java types
- Supports all JSON-RPC method types
- Supports all Geth and Parity methods for managing accounts and signing transactions
- Sending of client requests both asynchronously and synchronously
- Auto-generation of Java smart contract function wrappers from Solidity ABI files