Barcelona's MVP demand spans travel and hospitality tech, marketplace, healthtech, B2B SaaS, proptech, and edtech. Travel and hospitality tech: Barcelona is one of Europe's top tourist destinations (12M+ visitors annually) and hosts the global travel tech ecosystem. MVPs for hotel management, experience platforms, destination marketing, restaurant tech, and short-term rental management. The travel tech knowledge in Barcelona is deep — many founders come from Booking.com, Amadeus, or Hotelbeds. Marketplace: Wallapop (second-hand marketplace, €680M+ valuation), Glovo, and Badi (room rental) demonstrate Barcelona's marketplace DNA. MVPs for service marketplaces, peer-to-peer platforms, B2B procurement, and niche vertical marketplaces. Healthtech: Barcelona's biomedical cluster (Hospital Clínic, Vall d'Hebron, IRB Barcelona) drives healthtech demand. MVPs for clinical trials management, telemedicine, patient engagement, and digital therapeutics. Spain's public health system (Sistema Nacional de Salud) creates specific product requirements. B2B SaaS: Factorial (HR platform, $1B+ valuation) proved that Barcelona can build enterprise SaaS. MVPs for HR, compliance, operations, and finance tools targeting Spanish and LatAm mid-market companies. Spanish-language SaaS has less competition than English equivalents. Proptech: Spain's real estate market drives demand for MVPs in property management, rental platforms, mortgage comparison, and construction tech. Barcelona's urban density and tourism create unique proptech opportunities. Edtech: Spain's education system and LatAm demand drive MVPs for language learning, professional development, and K-12 supplementary education.