GFSCertsWallet is GFS version build of Blockcerts Wallet.
Blockcerts Wallet is an application for managing certificates of the Blockcerts project.
GFSCertsWallet removes some features from Blockcerts Wallet and adds a QR code entry/exit feature for Certs URLs.
GFSCertsWallet only supports certifications created on testnet (Ropsten).
Information about Blockcerts can be found at www.blockcerts.org.