What is Chrome Goldmine? A curated research database of expired Chrome extensions that helps builders find profitable rebuild opportunities fast. It includes 9,656 extensions with revenue estimates, monetization strategies, failure reasons (like Manifest V3 issues), and competitor analysis. You get an interactive Notion database plus a downloadable CSV, 10 implementation manuals, and a market research report - all delivered as a one-time purchase with lifetime access. Designed for indie hackers, solo SaaS founders, and (starting) vibe coders to spot six-figure opportunities, validate ideas, and start building without repeating months of research. Key features 9,656 expired Chrome extensions with revenue projections and metadata. Interactive Notion database plus downloadable CSV for instant analysis. Revenue estimates, monetization strategies, and rebuild manuals. Filters for high-opportunity extensions and MV3 compliance impact. One-time purchase with lifetime access and 30-day refund guarantee. Ideal for indie hackers, solo SaaS builders, and (starting) vibe coders.