CoinGate - CoinGate is a payment gateway for Bitcoin, XRP, Litecoin, Ethereum and 50 other cryptocurrencies.
CoinDCX - An exchange and global cryptocurrency aggregator
NOWPayments - NOWPayments is a crypto payment gateway that supports more than 300 cryptocurrencies, including fiat, and offers simple tools to accept crypto payments, like a crypto payments API, plugins, invoices.
Crumbs - Turn spare change into crypto 🚀🌕
Coinbase - Bitcoin, safe and easy.
Gemini - Gemini is a web-based project management platform that supports for issue tracking, bug tracking, test management, help desk.