OKRs.app - Reach your personal goals with OKRs
tada.team - Communicate as usual and create tasks from the messages
Simple OKR - Track, measure and manage OKRs
Brevy (beta) - Give feedback, Google-doc style, directly on your website
Focus - New Tab page that gives you a moment of calm and inspires you to be more productive.
Density - A modern infrastructure for anonymously counting people