Calm - Calm.com can help you reduce stress and increase calm.
Detox for Facebook - Replace your Facebook feed with PH, HN, DN and more.
WellBuddy - Helping you find time to focus on your wellbeing at work
Focus - New Tab page that gives you a moment of calm and inspires you to be more productive.
Flow Dashboard - Habit, task & goal tracking + quantified self
FriendFilter - Auto unfriend tool for Facebook