Flynn - Run apps, databases, websites and services at scale.
Scripthunt - The script database
Repman - Free private PHP package repository manager
Streamlit - Turn python scripts into beautiful ML tools
Heroku - Agile deployment platform for Ruby, Node.js, Clojure, Java, Python, and Scala. Setup takes only minutes and deploys are instant through git. Leave tedious server maintenance to Heroku and focus on your code.
WhatsApp - WhatsApp Messenger: More than 1 billion people in over 180 countries use WhatsApp to stay in touch with friends and family, anytime and anywhere.