# SmartApps

- [Payment Request](/smartapps/payment-request.md): Use Apps.Payment to create Payment Request and related QR codes. Payment Request stores the details of a future payment.
- [Payment Request v1.0](/smartapps/payment-request/payment-request-v1.0.md): Payment Request v1.0 Specification
- [Forwarding Transactions](/smartapps/forwarding-transactions.md): Use Apps.Forward to set automatic forwarding from virtual accounts.
- [Blockchain Deposits](/smartapps/blockchain-deposits.md): Use Apps.Deposit to forward blockchain deposit to virtual account.
- [Accept Blockchain Payments](/smartapps/accept-blockchain-payments.md): Use Apps.Deposit.Payment to forward crypto deposit for specific payment to virtual account.
- [Orderbook](/smartapps/orderbook.md): Use Apps.Orderbook to manage trading operations
- [Exchange Rates](/smartapps/exchange-rates.md): Use Apps.Rate to get exchange rates for assets pair.