https://www.aurowallet.com/
Auro Wallet - Mina Protocol Wallet
Available as a browser extension and as a mobile app, Auro Wallet perfectly supports Mina Protocol. easily send, receive or stake your MINA anytime.
auro walletminaprotocol
https://docs.aurowallet.com/general/reference/api-reference/methods/mina_createnullifier
mina_createNullifier | Auro Wallet Docs
Mainly used to create nullifiers.
auro walletminadocs
https://docs.aurowallet.com/general/reference/api-reference/methods/mina_sign_jsonmessage
mina_sign_JsonMessage | Auro Wallet Docs
This method is used to sign Json message.
auro walletminasigndocs