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.
Naga - Join our stock & crypto trading social network with over 1 million users. Copy other traders fully automatically with a free account and over 1,000 tradable assets.
Codeship - Codeship is a fast and secure hosted Continuous Delivery platform that scales with your needs.
GatsbyJS - Blazing-fast static site generator for React