Gate. Io is a cryptocurrency exchange platform based in Florida, United Stated which supports BTC, ETH, USDT & QTUM trading pairs. Gate. Io offers two-factor authentication, SMS notifications, and KYC verifications.
BitShares is an blockchain-based open source decentralized crypto exchange with main BTS (BitShares Coin) as the main trading pair on the DEX. All cryptocurrencies not-native to BitShares platform are considered as derivates or "smart coins" and deposits / withdrawals are going through centralized gateways.