Ethereum Multisignature Wallet

The purpose of multisig wallets is to increase security by requiring multiple parties to agree on transactions before execution. Transactions can be executed only when confirmed by a predefined number of owners. A web user interface can be found here.

Features

• Can hold Ether and all kind of tokens with multisig support
• Easy to use offline signing (cold wallet) support
• Integration with web3 wallets (Metamask, Mist, Parity, etc)
• Transaction data and log decoding, makes transactions more readable
• Interacting with any contracts with UI support
• Hardware wallet support (Ledger Wallet)
• Optional email notifications when an event is triggered or you are required to sign a transaction

Being used by

• Aragon
• Bancor
• Brace
• District0x
• Golem
• MysteriumNetwork
• Weifund
• StabL

Install

git clone https://github.com/gnosis/MultiSigWallet.git
cd MultiSigWallet
npm install

Test

Run contract tests:

npm test

Run interface tests:

npm run test-dapp

Deploy

Deploy multisig wallet:

truffle migrate <account1,account2,...,accountN> <requiredConfirmations>

Deploy multisig wallet with daily limit:

truffle migrate <account1,account2,...,accountN> <requiredConfirmations> <dailyLimit>

Interface Releases

You can find binaries for OSX, Windows and Linux here

Limitations

This implementation does not allow the creation of smart contracts via multisignature transactions. Transactions to address 0 cannot be done. Any other transaction can be done.

Security

All contracts are WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

Deployed instances with significant funds

• Aragon 0xcafe1a77e84698c83ca8931f54a755176ef75f2c
• Bancor 0x5894110995b8c8401bd38262ba0c8ee41d4e4658
• Golem 0x7da82c7ab4771ff031b66538d2fb9b0b047f6cf9
• MysteriumDev 0x7e6614722614e434c4df9901bab31e466ba12fa4
• District0x 0xd20e4d854c71de2428e1268167753e4c7070ae68

License

LGPL v3