Go Fucking Do It - Set a deadline and a price. If you fail, you pay.
Productivity.so - Shortcuts and hacks for your favorite tools
SkillMentor - Acquire skills from self-help books
Productivity Planner - This package contains a selection of 10 templates that have helped me increase my productivity over the past 5 years.
Resolutions - A New Year's resolution a day until Christmas
Peak Culture Dashboard - FREE Chrome Extension That Helps You Reach Your Peak - Mentally and Physically.