Loop Habit Tracker - Loop Habit Tracker (AKA uhabits) helps to create and maintain good habits in order to achieve their...

Momentum - Agile goal and performance management

Habitica - Habitica is a free habit building and productivity application.

New Tab by Flickr - Get a beautiful photo each time you open a new tab

Patterns App - Transform your routine with easy-to-log habits, from exercise to meditation, and night-friendly reminders.

Gratitude Flow - Gratitude Flow is a web extension that allows you to share and receive gratitude on your new tab with real people around the world.