Zerodha, Cars24, Winzo, Physics Wallah, PolicyBazaar, EaseMyTrip and Livspace are among the 12 unicorns that have committed to joining the Open Network for Digital Commerce (ONDC). More than 125 startups signed letters of intent at 'ONDC Startup Mahotsav' on Friday. The event was organised by the Department for Promotion of Industry and Internal Trade (DPIIT).