Focus - New Tab page that gives you a moment of calm and inspires you to be more productive.
Twiser - Twiser is a people-oriented performance management system, flexible and easily adaptable to company strategies and changing circumstances in the work environment.
OKRStudio - Connect Trello cards to OKRs. Manage OKRs inside of Trello
OKRs.app - Reach your personal goals with OKRs
ConectoHub - If Asana had a powerful OKR system
OKRs templates - Having a hard time setting your goals?