Jenkins - Jenkins is an open-source continuous integration server with 300+ plugins to support all kinds of software development
Robinhood - Free stock trading service.
CircleCI - CircleCI gives web developers powerful Continuous Integration and Deployment with easy setup and maintenance.
Richie Invest - An app that lets you invest with your friends
Codeship - Codeship is a fast and secure hosted Continuous Delivery platform that scales with your needs.
Raiz - Invest spare change automatically from everyday purchases into a diversified portfolio.