An custom leading characters Ethereum address (for cool or gas saving) generator that can easily extract all the performance of the machine.

Usage:
-l, bip0039 support, 12 or 24 mnemonic，default is 12.
-s, default is 0000

screenshot:

💎Donation address: 0x00000000b6694AA6b5A7491481074325554A71bD