Glutensa

Free Gluten & Food Safety Scanner PWA

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September 12, 2026 Launching Glutensa: Fast & Privacy-First Gluten Safety PWA

Hi Indie Hackers! 👋
​I built Glutensa to help people with Celiac disease and gluten sensitivity scan food products instantly.
​Most existing safety apps force user registration, feature invasive ads, or lack accurate regional data. Glutensa is a free, lightweight Progressive Web App (PWA) designed to solve this with:
​Instant barcode scanning & local database lookups
​Fallbacks to Open Food Facts API & web-based OCR label extraction
​Zero mandatory registration and offline-first performance
​I recently published a full case study on how I built the architecture on Dev.to. Check it out, try the app at https://glutensa.me, and let me know your thoughts or feedback!

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About

Living with Celiac disease or gluten sensitivity requires checking every product's ingredients carefully, which can be exhausting at the grocery store. Existing global apps often lack detailed data on regional and local