Electrum-grs is a lightweight "thin client" groestlcoin wallet Windows, MacOS and Linux based on a client-server protocol. Its main advantages over the original Groestlcoin client include support for multi-signature wallets and not requiring the download of the entire block chain.

If you are an ordinary user of Groestlcoin and simply want the convenience of a web wallet with the security of a real application and support for multi-signature, then Elecrum-GRS is the right choice for you.Changelog Electrum-GRS 3.0.6:• Moved away from Linux binary file. Users must compile from source now.• Moved away from electrum-grs-server codebase to electrumx-grs 1.2• The source code is relicensed under the MIT Licence• Separation between plugins and GUIs• The command line uses jsonrpc to communicate with the daemon• New command: 'notify