Boston's Innovation District is a hub for startups in technology, healthcare, and more.Standout startups include Drift, which focuses on real-time customer conversations, and Toast, a complete system for restaurant management.Cybereason provides cybersecurity solutions, while Markforged specializes in 3D printing for industries like aerospace and automotive.Editas Medicine is pioneering gene editing treatments, and PillPack is changing the way medications are managed.