Web3 Wallet Generator in Flutter

This Flutter app demonstrates how to generate a Web3 wallet using the web3dart package for wallet generation and the bip39 package for mnemonic phrase generation. It enables users to generate a wallet and view its mnemonic phrase, private key, public key, and wallet address.

Screenshots 📸

Introduction to Web3 and Wallets

A Web3 wallet is a digital wallet used to store and manage cryptocurrencies and tokens, as well as to interact with decentralized applications (dApps). It uses a private key to sign transactions, while the public key is used to derive the wallet’s address.

This app:

• Generates a mnemonic phrase (seed phrase) using BIP39.
• Derives the private key and public key from the mnemonic.
• Generates a wallet address using the private key.

Dependencies

The project uses the following dependencies:

• web3dart: A library that facilitates interactions with Ethereum, including generating Ethereum addresses, signing transactions, and interacting with smart contracts.
• bip39: A library used to generate mnemonic phrases (also known as seed phrases) and derive private keys from them. The mnemonic phrase is the foundation for generating a Web3 wallet and helps in recovery or backup of the wallet.
• bip32_bip44: A library for deriving hierarchical deterministic (HD) wallets based on the BIP32 and BIP44 standards. It allows the derivation of private keys and public keys from a seed, which is a key aspect of Web3 wallet generation.
• logging: A simple logging library used for debugging purposes. It helps in tracking the flow of wallet creation and provides insights if any errors occur.

Getting Started

Prerequisites

Ensure you have Flutter installed. You can check by running:

flutter --version

Installation

git clone web3-wallet-generator

cd web3-wallet-generator

flutter pub get

flutter run

License

This project is licensed under the MIT License.