http://mmgen55rtcahqfp2hn3v7syqv2wqanks5oeezqg3ykwfkebmouzjxlad.onion/project/mmgen/mmgen-wallet
Passwords of different lengths
and formats, including BIP39, are supported. Message signing for BTC, BCH, LTC, ETH and ETC. Signing for
multiple addresses and autosigning are supported. Selectable seed lengths of 128, 192 or 256 bits.