Wonder - Your personal research assistant
Jenkins - Jenkins is an open-source continuous integration server with 300+ plugins to support all kinds of software development
Wonk - Chatbot to keep you informed about the presidential debates
CircleCI - CircleCI gives web developers powerful Continuous Integration and Deployment with easy setup and maintenance.
OpenPaymentsData - Has Your Doctor Taken Money from Pharma Companies?
Travis CI - Focus on writing code. Let Travis CI take care of running your tests and deploying your apps.