Minimal Twitter - A distraction-free browsing experience for the new Twitter
Time Sink - Time Sink helps you track how you spend your time on your Mac.
Typefully - Write & publish great tweets, without distractions
Strict Workflow - Enforces the Pomodoro time management technique by blocking distracting sites
Refined Twitter - A browser extension that improves the Twitter experience
ChatterBlocker - ChatterBlocker is the prime software to reduce the nearby conversation’s distraction that allows you to focus on your work.