Habitica - Habitica is a free habit building and productivity application.
Remember The Milk - Remember The Milk is a task and time management application for mobile devices.
Loop Habit Tracker - Loop Habit Tracker (AKA uhabits) helps to create and maintain good habits in order to achieve their...
OnlineNotepad.org - Free browser-based text editor
Coach.me - Coach.me is a coach that goes everywhere with you, helping you achieve any goal, change any habit, or build any expertise.
aNotepad - anotepad.com is an online text editor that you can write notes and anotepad also has great stability