Blockbutler - Real-time transaction notifications for the blockchain

CoinMarketCap - Crypto-currency market capitalizations.

Notif.me SDK - A Node.js lib to send all your transactional notifications

BitsLeader - Bitsleader is an automated portfolio management tool that is designed for people who can't afford to look at the market 24/7. bitsleader allows them to sleep peacefully. whether it's a long-term investor or short-term.

Pusher - Pusher is a hosted API for quickly, easily and securely adding scalable realtime functionality via WebSockets to web and mobile apps.

Cryptominded - Where you learn more about cryptocurrencies