Vasyl Krychun

Vasyl Krychun

Let users add features to apps with AI
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About

20+ years in tech, mobile from Symbian to iOS/Android • Startup founder & entrepreneur • Creator of StemJSON, a way for AI to add native features to mobile apps

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Maker History

  • StemJSON
    StemJSONLet users add features to apps with AI
    Nov 2026
    • 🎉
    Joined Product HuntNovember 9th, 2026

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3h ago

StemJSON - Let users add features to apps with AI

StemJSON lets a published mobile app grow new native features from plain words. Users get functions the app never planned for, and developers serve individual needs without building each one or shipping a release. A user describes what they need inside the app, AI writes a StemJSON module, and the runtime inside the app checks it and builds it from real iOS or Android parts, within limits the app’s developer set in advance
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