Which pairs are available for the exchange?
Currently, the MNX/BTC (Testnet) and MNX/LTC (Testnet) pairs are available. New pairs will be launched shortly.
NOTE: Keep in mind, Atomic Swap currently runs on testnet of each cryptocurrency you exchange.
Testnet is a network where you only use test coins. Test coins are aimed at testing some features or functions. Test coins do not have market value.
Mainnet - is the main network, where the coins with market value are operating.