1. Payment services: These can be used to transfer money internationally, such as PayPal and TransferWise.
2. Peer-to-peer lending: This involves two parties agreeing to lend and borrow money, creating a loan agreement between them. Popular services include Lending Club and Prosper.
3. Digital fiat currency: This is digital money issued by governments, such as the US Dollar, Euro, and British Pound.
4. Precious metals: Gold and silver are often viewed as an alternative to currency, as their value is not linked to any government or country.
5. Stablecoins: These are digital currencies that are pegged to assets such as gold, the US Dollar, or other fiat currencies. They are designed to maintain a stable price since they are “tethered” to a certain asset.