ifttt - IFTTT puts the internet to work for you. Create simple connections between the products you use every day.
Coinwink - Crypto alerts, watchlist and portfolio tracking app for Bitcoin, Ethereum, and other 3500+ crypto coins and tokens
Dexter - A platform that makes connecting third-party APIs easy
CoinMarketCal - All crypto events that help crypto traders at one place
Pipedream - Integration platform for developers
Cryptorch API - Cryptorch API is an AI-powered machine learning utility that is used in forecasting the prices for various cryptocurrencies from Bitcoin to BitTorrent.