Lifetick - Lifetick is an online Goal Setting application with a stylish, easy to use interface.
Weighlos - Lose weight together - It has never been that easy!
Beeminder - Beeminder
Goalee - Keep track of your life's goals
Habitica - Habitica is a free habit building and productivity application.
Nach - Plan out your life's goals, and start becoming more productive with Nach - the supercharged to-do list app, available on your computer, phone, tablet and web.