Habits - Habits is an Android app that I wrote to help me work towards my goals by turning them in to habits.
Streaks - The to-do list that helps you form good habits.
Habitica - Habitica is a free habit building and productivity application.
Taskful - Deadlines, meet your match.
Habits by Reclaim.ai - Auto-block time on your calendar for all your routines
ToDoList - Windows desktop application to stay on top of your daily tasks.