Habitica - Habitica is a free habit building and productivity application.
Jenkins - Jenkins is an open-source continuous integration server with 300+ plugins to support all kinds of software development
Coach.me - Coach.me is a coach that goes everywhere with you, helping you achieve any goal, change any habit, or build any expertise.
CircleCI - CircleCI gives web developers powerful Continuous Integration and Deployment with easy setup and maintenance.
Loop Habit Tracker - Loop Habit Tracker (AKA uhabits) helps to create and maintain good habits in order to achieve their...
Travis CI - Focus on writing code. Let Travis CI take care of running your tests and deploying your apps.