A new cohort of AI-native app builders including Fabricate, Lovable ($1.6B valuation), and Bolt AI are generating full-stack, production-ready applications from natural language, directly displacing Bubble, OutSystems, and Mendix. Gartner projects low-code tools will account for 75% of new app development in 2026, but the AI-native generation skips the visual drag-and-drop paradigm these incumbents are built around. The vibe coding movement has reached 75,000 monthly searches, and Reddit's r/SaaS is full of solo builders reporting they replaced paid SaaS subscriptions worth $500-2,000/month with custom AI-generated apps in a single weekend.