Solv protocol is a decentralized marketplace for creating, trading and managing vouchers NFTs that represent particular financial rights. Voucher NFTs are new „Financial NFT” concept with a brand-new ERC-3525 semi-fungible token standard which is partly compatible with ERC-721 but also holds different fungible IDs. Solv protocol was already created various voucher products like Vesting Voucher, Convertible Voucher and Bond Voucher.