CoinPayments - Payment gateway providing buy now buttons, shopping carts, and more to accept Bitcoin, Litecoin, and other cryptocurrencies/altcoins on your website/online store.
CoinGate - CoinGate is a payment gateway for Bitcoin, XRP, Litecoin, Ethereum and 50 other cryptocurrencies.
BTCPay Server - A free and open source server for merchants wanting to accept Bitcoin for their business.
BitPay - Bitcoin payment gateway. Enterprise-grade solutions, from the pioneer of bitcoin payments.
Speed Bitcoin Lightning Wallet - Speed Wallet supports on-chain and lightning network transactions for Bitcoin. It is available on Android and iOS. Download Speed BTC Wallet Now!
iBTC - iBTC Hong Kong most popular bitcoin trading platform user can trade cryptocurrency and digital assets with Hong Kong dollar.